I'm not 100% certain because i know that doctors give folic acid to both a and b. However, I'm going to say C because the folic acid is putting a liner on your stomach so that when you do get pregnant there will be protection from certain medications. I hope this is the right answer for you.
When you feel a sexual desire for someone but are unable to do this at the moment
The answer is A. That is the most reasonable answer and I’m so sorry if it’s wrong. Hope that helps. Feel free to ask me more questions!!
:)