I believe the answer is Sexual Orientation. That is what I would choose based on how the question is stated.
Answer:
How Does It Work? Most birth control pills are "combination pills" containing a mix of the hormones estrogen and progesterone to prevent ovulation (the release of an egg during the monthly cycle). A woman cannot get pregnant if she doesn't ovulate because there is no egg to be fertilized. The answer is D.
Answer:
I think the answer is B...
Pollution is something that is harmful for our environment. We can prevent it by not driving so much or wasting stuff.
Hope this helps
God bless you
Have a great day
-Kayla <3
C. it monitors calorie intake as a way to maintain a balance of energy