B. Emit
The first thing to do for questions like these is determine the relationship the first two words have with each other. Because “exhibit” and “display” both mean “to show,” they are synonyms. As such, the word pairing with “send” should be its synonym. One possible meaning for “send” is “transmit.” As such, the word in the options that means “transmit” is “emit,” which is the correct response.
Answer:
He welcomes him first but then get scared and frightened
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
it's is D, it's in the last paragraph.