Yes looks like it is correct grammar
A., C., and D. are all correct
Hohokam
They were a type of ancient Native American people who lived in Arizona for a thousand years since year 1 AD.
My sleep is important because it helps me to stay focused, and improve conc demically. It also helps to recharge my brain and my body after a day ;a good nights sleep means that in the morning i'm in a good mood and able to concentrate on what i have to do for the day.
My sleep also helps me long term : I try to get six to seven hours of sleep at night.