Urgent please… Correct answer will get Brainliest !


Three balls - each of which is either red or yellow - lie in a straight line on a pool table. Adam strikes the first ball, which is red. That ball hits the middle ball. The middle ball then hits the last ball, which is yellow.

On the basis of this information, which one of the following statements must be true?
A. Only one of the balls was red.
B. A red ball hit a yellow ball.
C. A yellow ball hit a red ball.
D. Only one of the balls was yellow.