Of
the
What causes CTE?
O Brain injury from 1-3 serious concussions
O
The stress of constantly being cut from teams and moving around
O Brain injury from multiple head collisions over time
O Bone and joint damage from multiple body collisions over time

Explanation:

what does brain injury have to do with English

to leave the reader thinking and wandering on their own. without a resolution we are clueless to what happens next, and why it does. it may even cause suspension with the reader.

explanation:

yeah! it's really me with my homework, you should try it!