Which One of the Following Examples Best Illustrates the Concept

Multiple Choice

Which one of the following examples best illustrates the concept of baseline as behaviorists use the term?

A) Louisa likes the attention she gets from boys when she wears tight sweaters.
B) Justin talks in class all the time, even though his teacher and classmates do nothing to encourage him.
C) Dimitri is afraid of the school swimming pool after he almost drowns in it during a swimming lesson.
D) Marsha starts copying her best friend's homework assignments regularly after she finds out that she gets better grades if she does so.