From the beginning of the second trimester a pregnant woman needs approximately additional calories a day. question 15 options:
a. 800
b. 300
c. 100
d. 1000

well when looking at this if you think about it   negativley and positivley   react with each other and when the first layer gets full they add layers it starts with 2 on the first layer and it constantly goes on until the official number is there

if this is true of false i think it would be true