According to Nagele's rule,if the first day of a woman's last menstrual period was April 7,her expected date of delivery would be:

A) January 7
B) January 14
C) December 28
D) January 28

Nagele's Rule

A standard way of calculating the due date for a pregnancy based on the woman's last menstrual period.

Menstrual Period

The phase in a woman's menstrual cycle in which the uterine lining is shed, leading to bleeding through the vagina.

Expected Date

A specified day projected for an event to occur, often used in the context of deliveries or due dates.