At the county fair, Carrie and Sam climbed up on the carousel horses. Around and around they went; the horses also bobbed up and down. When they got off of the carousel, Carrie told Sam they had been accelerating during their ride. Sam disagreed; they had been moving at a constant speed. Whose response is fully correct, and why?
Responses


A Carrie is, because the carousel changed speed when it started and stopped.Carrie is, because the carousel changed speed when it started and stopped.


B Sam is, because the horses never moved from their position on the carousel.Sam is, because the horses never moved from their position on the carousel.


C Carrie is, because velocity includes speed plus direction, and both changed.Carrie is, because velocity includes speed plus direction, and both changed.


D Sam is, they did not accelerate since their speed remained constant for the ride.