The fertility awareness methods of birth control attempt to ...

[Yi-Chen]

The fertility awareness methods of birth control attempt to predict
 
  a. when menstruation will begin
  b. when menstruation will end
  c. when ovulation will occur
  d. the regularity with which a couple has sexual intercourse

Question 2

The lactational amenorrhea method (breast-feeding) is effective as contraception if
 
  a. the baby is fed on demand
  b. the woman has amenorrhea
  c. it has been less than 6 months since the women has given birth
  d. all of the above criteria must be met

[stillxalice]

Answer to Question 1

c

Answer to Question 2

d