Answer:
The main idea of this passage is to get enough sleep. Lack of sleepness can reduce a person´s ability to concentrate.
Explanation:
Answer:
fitness can only be achieved not recieved because fitness is not a gift to be recieved it can be achieved by hardwork hope it helps :-)
Explanation:
Answer:
She shouldn't use a different car each trial, it makes the results less valid. Instead she should use the same car, and should just clean off the car after each trial.
c because the its the research of a scientist
