“ teens need adequate sleep and REM sleep to rebuild long term memory for learning and , focus attention for driving and maintaining health and fighting obesity.”
Answer:
the last one is the correct one
the meaning of prompt in this text would be "to do something under a specific time limit" or "done without delay" so you have to "identify and number all the tasks within the time limit"
hope this helps!
The answer to your question is "A", as it best illustrates a mental image of the difficulties slaves faced.