Periodic Abstinence

Q. In the follwoing questions, a statement of assertion is followed by a statement of reason. Mark the correct choice.
Assertion : Periodic abstinence is a natural method where couples abstain from coitus
Reason :Coitus from day 5-10 of the menstrual cycle should be avoided because this is the time of ovulation.

1. If both assertion and reason are true and reason is the correct explanation of assertion.
2. If both assertion and reason are true but reason is not the correct explanation of assertion.
3. If assertion is true but reason is false.
4. If both assertion and reason are false.

Q. Which are the most unsafe days to have intercourse in rhythmic method of contraception?

1. Days 1- 7
2. Days 10-17
3. Days 19-28
4. Days 1-28