Many former executives of eastern health insurance and green bay healthcare have become high-level government employees in the u. s. department of health and human services. the goal of this has been questioned by a number of people.
a. network
b. alliance
c. political
d. aggregation
e. project team

The answer is d, aggregation.

Explanation:

From the definition of aggregation, it means the bringing together of different people or objects to a single location without necessarily having to work towards the same goals and objective.

In the case described in the question, the former executives have all been brought together to a common location but that doesn't man they are all working towards the same goal.

the answers are

a, b, c, & e.