One social issue often facing developing countries is democratic rule is easily obtainable. reluctance to accept change. a shortage of natural resources. very high population growth.

very high economic growth (d.)

Explanation:

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

i also think he is correct. i believe they came to washington to protest their rights.