Write the Appropriate Letter in the Blank by Using the Following

Multiple Choice

Write the appropriate letter in the blank by using the following answer code to indicate the relative magnitude of the two items in question.
-A. The length of the luteal phase of the average menstrual cycle.
B. The length of the follicular phase of the average menstrual cycle.

A) A is greater than B.
B) B is greater than A.
C) A and B are approximately equal.