A nurse is leading a discussion regarding birth control measures. Which of the f

d. Intrauterine device

Although coitus interruptus is considered 81 effective, it requires great control by the man and may be unsatisfying for both partners. Only women who breastfeed every 2 hours around the clock may avoid ovulation. Another method should be used when the frequency of breastfeeding decreases. Couples must be highly motivated to use natural family planning because they must abstain from sex for as much as one half of their cycle. Errors in the forbidden time carry a very high risk of pregnancy. IUDs are 98 effective.

It has to be C. Natural Family Planning.