Which of the Following Statements About Testamentary Capacity to Make

Which of the following statements about testamentary capacity to make a valid will is false?

A) To be of "sound mind" a person need only realize that she is making a will.
B) In most states,a person needs to be 18 years old.
C) A person that moves in and out of periods of lucidity can still have testamentary capacity if she executed her will during a lucid period.
D) The standard for mental capacity to make a will is fairly low.