Answer:
A) it makes a verb an adjective
Explanation:
It makes the verb an adjective because if you have "fast" and put in "-er" you'd get "faster". Faster would mean going more vigoriously than before, therefore describing the speed of "fast"
The answer is compound. It has more then one subject happening in the situation.
Answer:
B lol they're just toppings
I believe the answer is D