What is the most common sexual functioning problem for men? Jeremiah is 10 years old. If he is typical of most preadolescents, he is likely to

What is the most common sexual functioning problem for men? 

Jeremiah is 10 years old. If he is typical of most preadolescents, he is likely to exhibit what attitude toward girls? 

Since the late 1990's there has been a sharp increase in the number of people in what marital status category? 

In Kinsey's studies, which factor was associated with an increase in the length of

foreplay from 5 to 15 minutes?