Answer:
B deteriorated
Explanation:
According to the given article, it is noted that Dr. Cohen made some experiments to see if a person that is deprived of sleep for a period of time is still able to function. The research question was to see if it was possible to make up for missed sleep on the weekends. He got some volunteers and they were allowed to go thirty three hours without sleep and then to sleep for ten hours, before being given some tasks to perform.
The study implies that the chronically sleep-deprived may function normally for a short time but inevitably slow down, even if they attempt to catch up on their sleep.
The volunteers' performance eventually DETERIORATED.
*For something/someone to deteriorate, it means that their performance or output got worse with time.
The answer is 7 :) I think I didn’t read what you said
Answer:
To stop slavery Mary Ann Shadd gave speeches about how we can stop slavery. She is important because Mary Ann Shadd was the first black female news paper publisher; in Canada. She also gave advise on how to stop slavery. If they did not work, she said to take actions. Mary Ann Shadd was born in October 9, in the year of 1823, Wilmington. And she had passed away at June 5, At the year of 1893 Washington D.C. Research show that she was an "American educator, publisher, and abolitionist who was the first Black female newspaper publisher in North America. She founded The Provincial Freeman in Canada in 1853." Her work and help/what she did will always be remembered !
The word which is a preposition is <em />in.
Ms. is a noun, Coring is a noun, showed is a verb, us is a pronoun, her is a determiner/pronoun, inventions is a noun, in is a preposition, our is a determiner/pronoun, science is an adjective, laboratory is a noun.
