Answer: D. OM plays an equally important role in both manufacturing and services
Explanation: Operations management is the activity carried out for production in terms of development and coordination, with the objective of achieving competitive advantages.
Therefore, it is indifferent if a company operates in a manufacturing or service company, because the functions of the operations manager will be the same and will have the same relevance.
Example: An operations manager of a clothing factory will have the same functions as a manager in an airline, what will differentiate the goals will be the activities of the company.