Answer:
The correct answer is a. an inadequate infrastructure.
Step-by-step explanation:
An infrastructure is the set of elements or services that are considered necessary for an organization to function or for an activity to develop effectively.
On the other hand, the infrastructure is the material basis of a society and the one that will determine the social structure, development and social change of the same, including in these levels the productive forces and the relations of production that occur therein.