Interdependent relationships:
a. are emphasized by buying firms when the purchase is deemed important to the organization.
b. are emphasized by buyers when the complexity is high.
c. are more likely to involve operational linkages.
d. all of the above (a) and (b) only

The correct answer is letter D

Explanation:  Interdependence is a concept that governs the relationships between individuals where, a single individual is able, through his acts, to cause effects, positive and / or negative, in the whole society. At the same time, that same individual, in turn, is influenced by the whole.

if you tell me the video, i may be able to answer your question.

try something like republic or democracy joined or something because its talking about a election party.