Lloyd and luna are using a method of birth control that is based on ovulation prediction. this couple is using a(n) method.

The correct answer is - rhythm method.

Explanation:

Fertility awareness methods or FAM includes various method of birth control. FAM include a method of birth control that is based on the prediction of ovulation to prevent pregnancy called rhythm method. In the rhythm method an individual abstain from coitus during in fertile time or days.

Thus, the correct answer is - rhythm method.

the answer would be e. sara because of the way she approaches the situation.

b) the heart is a pump made of muscle and that is difficult to grow in the lab.