Answer: a is the right sanswer
Explanation: a is correct due to the fact that someone had to make an infrence as to why the bugs got in, so when they infrenece that the bugs had to get in somehow, therefore they concluded that someone left the door open.
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The option that best describes the effects of the conflict betweem Brutus and Cassius is option A. It elevates Brutus as the only nobleman. Brutus emerges as the most complex character in Julius Caesar and is also the play's tragic hero.