“For many reasons, humans did not notice they were being watched”
states the central idea of the first paragraph. The correct
answer between all the choices given is the first choice. I am hoping that this
answer has satisfied your query and it will be able to help you in your
endeavor, and if you would like, feel free to ask another question.
What? This doesn't make sense..
After “because,” you always want to put an explanation.
Answer:
sleepers
Explanation:
Difference-
"Her sisters are the loudest sleepers in the house."
"Her sisters are the loudest in the house."
