What Is Believed to Account for the Differences in the Two

Multiple Choice

What is believed to account for the differences in the two drawings shown below?

A) Drawing A was done by a child attending school, while drawing B was done by a child who did not attend school.
B) The child who drew picture B was exposed to pesticides over a long period of time, whereas the child who drew picture A was not.
C) Drawing A was done by a child with well-developed artistic ability for his/her age; Drawing B was done by a child who has no artistic ability.
D) The child who drew picture B was exposed to industrial air pollution over a long period of time, whereas the child who drew picture A was not.