Typically,researchers Find That Most Couples Start Out Their Marriage by Engaging

Typically,researchers find that most couples start out their marriage by engaging frequently in intercourse,and the frequency:

A) increases over time until the couple settles into their own individual patterns.
B) decreases over time until the couple settles into their own individual patterns.
C) usually stays at that level for the first two years of marriage.
D) usually stays at that level for the first five years of marriage.