Monica visits your health center to obtain a pregnancy test.  She is currently using birth control pills, but has forgotten to take several pills.  Now she is worried that she may be pregnant.  You review her chart and learn the following about her patient profile:

Name:  Monica Maldonado                      Age:  26                     Sex:  F

Height:  5'6"     Weight:  120 lbs.         
 
Race/Ethnicity:  Hispanic                       Contraceptive use:  Birth control pills

Previous Pregnancies:  1                      Number of stillbirths/miscarriages:  1

Number of children:  0                          Marital Status:  Married, 4 years  

The pregnancy test comes back negative, and you are about to counsel her.  With the information that you have gained thus far, how much folic acid would you recommend for Monica?

a.) 400 mcg

b.) 500 mcg

c.) 600 mcg

d.) 4000 mcg