Affected would be your answer...affected means something attacked the body...effected means it did not attack the body...just showed symptons
Troy believes the lottery to be foolish because there is such a slim chance of winning that there is no point in it. This shows he is a cautious person and isn't gullible.
The correct sentence is:
Every day there are more comments, and they are hard to ignore. The antecedent of the pronoun "they" is "comments".