D is the most clear and effective, in my opinion.
A doesn’t make sense. B seems to be repeating itself. C doesn’t make sense either.
An Exposition provides background information, introduces the main characters, and establishes conflict.
Answer:
The illuminated half of the moon faces towards Earth. The illuminated half of the moon faces towards the sun. One-fourth of the illuminated half is visible.
Answer:
I would say the answer is C.
We use cars to get to places - cars are the most effective way of short to medium distance transport and are used by 86% of Americas.
We use cars to calm down - Nothing is better when you are about to go into a rage than going for a long drive with the stereo up and nothing but you and your thoughts.
We use cars to live in - Some people fall on hard times and have to live in their cars for a while. It's more common than you might think.
We use cars to transport supplies - People use cars and other vehicles to carry things to far away places.
Hope this helped. Have a great day!