[单项选择] In 1997, Kelley Scanlon, an epidemiologist, and her colleagues at the Centers for Disease Control received a call from Georgia health authorities with disturbing news. The parents of two infants had weaned their babies onto soy-and-rice-based milk substitutes, even though both can lack crucial nutrients found in fortified cow’’s milk and formula. As a result, the children were suffering from diseases that had all but disappeared in the United States: rickets (a severe deficiency of vitamin D) and kwashiorkor (protein deficiency). Without intervention, the infants could have grown up with bone or brain damage. Soy and rice drinks continue to grow in popularity because they’’re safe for adults and low in fat and cholesterol. But what some parents don’’t know is that the drinks, if given to infants as primary sources of nutrition, can lead to health problems associated with kids in Third World countries. While national numbers aren’’t available, doctors are reporting nutrition-de
A. lack of Vitamin D
B. do not have enough protein
C. have some bone or brain damage
D. cannot see things clearly