You should do missing assignments and extra credit
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.
Hope this helps
Answer:
Proper noun is a places/persons name and common noun is the kind of place/an action
Explanation:
Radio City Rockettes and Francesca is a name and a word like "preform" is an action like how I would perform a song to to you is an action.