Answer:
D. One that is heterogeneous
Step-by-step explanation:
It is important that Tim Cook assembles a heterogeneous top management team.
A heterogeneous top management team introduces a variety of perspectives to the company with greater possibility for strong competitive action. It creates more tendencies for people to think outside the box, giving way to more creative decision making, innovation, and strategic actions. It also promotes debate.
Therefore Tim Cook should assemble a heterogeneous top management team since innovation is one of its characteristics.