Which of these physical features runs through the countries of Venezuela, Colombia, Ecuador, Peru, Bolivia, Chile, and Argentina? Select one: a. Amazon River b. Caribbean Sea c. Andes Mountains d. Yucatan Peninsula Clear my choice

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