Answer:
Heart.
Explanation:
A congenital heart defect (CHD) is a structural problem with the heart that's present at birth. Such defects result when a mishap occurs during heart development soon after conception – often before the mother is aware that she is pregnant.
Answer:
i thinks its 20 - 30 because 50-60 would judt be entirely to much.
Explanation:
Answer:
a type of stress that develops out of boredom and a daily lack of motivation
explanation: i looked it up on quiz-let
C because my teacher gave me the answers