Answer:
B. 340.
Explanation:
According to eatright, women before pregnancy need between 2,200 and 2,900 calories per day. When they are pregnant an increase in calories is shown because of the baby, who also needs calories to live. The first trimester of pregnancy doesn't require extra calories, but the second trimester is recommended around 340 calories more per day. The, the third trimester is recommended around 450 calories more.
