A. Commas are needed to separate a list of 3 or more things.
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 statement that best describes the importance of Orestes' story in the Odyssey is D. Orestes' decision is shown as an example of what not to do.
Orestes' story is about him killing his own mother Klytaimestra and her lover Aigisthos as vengeance for his father Agamemnon's death. In the beginning of this epic poem, gods meet in order to discuss this crime and what punishment to give to Orestes'.
It should be number four because it is better than taking manners into your own hands