Anewly married catholic couple comes to the nurse in the family planning clinic. they are not yet ready to start a family but wish to abide by their religious beliefs. the nurse decides to teach the couple about natural family planning (nfp). which statement, if made by the couple, would indicate the need for further teaching? a. "if we have intercourse during the fertile days, this is known as natural family planning."b. "natural family planning does not involve the use of artificial substances or devices."c. "if we use natural family planning, it will also be useful in us to plan a pregnancy."d. "natural family planning is free, safe, and acceptable according to our religion."