Amanda Is 12 Years Old, and Her Sister Samantha Is

Amanda is 12 years old, and her sister Samantha is five. Their parents are raising them in a traditional family home. While riding in a car with their parents, the girls witness a major automobile accident where a number of people are injured. The girls react very differently to the accident. This is probably due to

A) biological differences.
B) developmental differences.
C) psychological differences.
D) sociocultural differences.