The correct option is E acquaint
Acquaint means make someone aware of or familiar with. The article tried to make the readers aware of poor nations. Hence, Option E is correct. Among the rest of the options, allow means to permit, enable means to give (someone) the authority or means to do something; make it possible for, convince means cause (someone) to believe firmly in the truth of something, project means extend outwards beyond something else.These options do not express the intended meaning, hence incorrect.