I think it is A because I have this question before and I know it already.
I think it is C, because if I'm right present principal is something that is happening presently? If so, C would be the answer because they "are doing" the exercises right now in context.
Answer:
carring pounds of heavy equipment
Explanation:
i did the test
Answer:
Cars are helpful because they are just like property, and I doubt you want your house to be gone randomly. Another reason they are helpful is because it helps with transportation. You can go to the mall, stores, and more. If we didn't have cars, we would use all of our energy trying to get to places. Cars are also cool.
Explanation:
