A nutrition scientist wants to develop a nutritionally complete formula diet for adults who are healthy but need to avoid solid food for awhile. Based on this information, she is likely to refer to when developing the new formula.

A) Dietary Guidelines (2015-2020 version)
B) DRIs
C) MyPlate
D) Exchange lists

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare