Question

Imperialist nations in the 18th and 19th centuries generally attempted to acquire or control areas that had
a. highly technological industries
b. undeveloped natural resources
c. literate populations
d. stable centralized governments

Answer 1

b. undeveloped natural resources is the correct answer

Answer 2

Imperialist nations in the 18th and 19th centuries generally attempted to acquire or control areas that had b, undeveloped natural resources, because those areas were weak and had a lot of natural resources. 
Hope this helps.