Hello, thanks for responding to my "help, new camera blury pics" your answers really helped out.I have a quick question? I have a nikon d50 camera and limited funds for a good lens, I can only afford "1 lens", High School sports is what i will be taking pictures at, indoor and outdoor soccer, baseball. which lens should i get, and why that lens ( i am a coach so i am at field level). 80-200mm f2.8 135mm f2 85mm f1.8 85mm f1.4 50mm f1.4 if you could only have one of these lenses, on a nikon d50 - for the above sports - which would you choose??