Which of the following involves use of symbols?

You are given the task of reporting on the sex differences in rate of depression. After reviewing the available data, which of the following titles would you select for your presentation?

a) "The Differences in Depression Start at Birth" b) "Sex Differences: Depends on Culture and Age" c) "Sex Differences in Depression: The Importance of Biological Factors" d) "Rapid Changes in the Sex Differences in Depression Around the World"

During early childhood, boys __________ than girls

A) are less muscular B) are slightly larger C) have more body fat D) are slightly smaller