Which sentence from the article supports the MAIN idea of the article?
(A)
(B)
(C)
(D)
At a recent training camp, he was laughing about how unfashionable his new piece of headwear was
They were designed to reduce how often players suffer concussions.
The caps are made by a company called Guardian Sports.
NFL teams generally ease into their preseason practices.
offensive and defens
third