B
The other problems are not as easily solved; whereas, data collection over long periods of time is possible and was already done in the past, eg temperature and weather patterns. Therefore, this is the easiest limitation to overcome.
The pregnant woman should be able to reiterate the meaning of breastfeeding such as it is best for babies, economical, easily digested, reduces risk of allergies,milk does not spoil, good for mothers as well. She should also demonstrates some of the different types of breastfeeding positions like cradle hold, crossover and football hold.
Because the rib muscles and diaphragm contract,increasing the lung volume
