In the Absence of Pressure or Encouragement, What Happens When

In the absence of pressure or encouragement, what happens when preschool boys are presented with a simple choice between playing with a tool set or a dish set?

A) They choose the tool set more often than the dish set.
B) They almost always choose the tool set.
C) They almost never choose the tool set.
D) They are about as likely to choose one as the other.