What dog is best for me?

Ok well please don't say i don't know anything i have a very long time till i will get a dog.im 10 years old and my mom is going to get me a dog for my 11th b day in march.i want a pit bull my mom does too i have had a pitty pix , they seem sweet but miss treated. im not sure about the hole fight over weather there are 1 2 3 4 5 or how ever many types of ''pit bulls'' there are if there is multiple or not????so ya.. um i dont want a stalky huge one or a small one like a bull terrier no not gunna work. if to ur mind u think there are multiple pit bull breeds witch one is not realy stalk but not too skinny about 30-35lbs that comes in most colors great with kids but can deffend if needed and kinda nice to other animals.My life is the advrage kids life ... kinda... well my parents are divoreced.. my dad lives like 5 mins away on my bike my normal self transportation... my dad has my dog daisy a 15 inch beagle as i live with this little rat dog. my sisters,and i always goto the park with my freinds and onece this man followed me home and i live like 10 mis away on my bike and i want a dog that gets along with others and will deffend me if that happens or if someone trys to take me...the park is like one mile away so a dog that can go 2 miles ore one running cuz i stay there 2-3 hours so they should cool of by then.. but u know how a lota people are scared of pit bulls im deffenetly not but my dad.... my dad hates them but i will get one but befor then i want to changehis mind about then i have shown him vidios texted him talked to him put shows on about pitbulls but it wont get to him he is very ignerate and i know this ismean but im sure he is pritty screwed up he has drugs and gunk a man hore dont get me rong i realy love my daddy but he will never want to talk to me any morew like when we got hurcules the mix he fliped..well anyways my mom and dad dont getalong neather do i with him but i love him.anyways the naibors have dogs that come out and they love to play also there are little kids like the youngest is now starting kinder...i have a small naibor hood and a good size town.my house is a good size too but there is a forest right a cross the street a nother reason i want a medum dog the cyoteys my other dog hubble a dauchund got eaten by then one day when my little sis took him gor a walk she let him lose and u know what happen reight in front of me so i ner want that to happen again but the only problem is that there are a lot of wolfs i have seen like 10 this year i live in north east texas a suberb of fort worth and there are more wolfs then ever i havent seen them in the area of our forest but pritty close like under a mile only down the sreet in the soft ball feilds also the alfa cyotey he goes up to ur fence every night and howls to call others he is about 40lbs and scares the hec out of me and the rat dog....i have a short picit fence and wolfs can jump over it no prob... most if the cyotes can go right through the spaces inbetween . sooo thats about it hope it wasnt to long