With Regard to Basic Care of the Breastfeeding Mother,nurses Should

With regard to basic care of the breastfeeding mother,nurses should be able to advise her that she:

A) will need an extra 1000 calories a day to maintain energy and produce milk.
B) can go back to prepregnancy consumption patterns of any drinks, as long as she ingests enough calcium.
C) should avoid trying to lose large amounts of weight.
D) must avoid exercising because it is too fatiguing.