Can't Start Versions

I Decided to go play some Mc-Central CTF today,but i couldn't start Minecraft.
Yes,I had The Latest Version Of Java,Yes I Was Logged in,but every version of minecraft Ready,but it just wouldn't load. Pls Fix it. I used +$50 on this account and i dont wanna waste it. Ign:MrDoniDanYT. (And YES,it says 1.11.2 But Since i couldnt choose 1.8 I Had To choose 1.11.2) So Yeah, I Cant Load 1.8 Versions,My MOST used version. So Pls Help me fix my 1.8 Version