In a Study by Elizabeth Loftus, Subjects Watched a Film

In a study by Elizabeth Loftus, subjects watched a film of an automobile accident, then answered a series of questions, including one asking them to estimate the speed of the cars. Which subjects gave the highest speed estimates?

A) the subjects who were asked, "About how fast were the cars going when they smashed into each other?"
B) the subjects who were asked, "About how fast were the cars going when they contacted each other?"
C) the subjects who were asked, "About how fast were the cars going when they went by the stop signs?"
D) the subjects who were asked, "About how fast were the cars going when they entered the intersection?"