The word problem below has too little information. Read carefully and then choose the fact or facts needed to solve the problem.

Carl rode a horse about 15 feet from the center of the carousel. Allison rode
a horse about 10 feet from the center. How much further did Carl's horse
travel in one complete turn of the carousel?

A. Horses on the outside edge are the fastest.

B. Carl's horse travels 90 feet in one turn.

C. Horses near the center are the slowest.

D. Allison's horse travels 60 feet in one turn.