Answer:
b. competition.
Explanation:
The Macro enviroment is conformed from six variables which are pretty much exogenous for the firm as has no influence on them:
Demographic, Economic, Socio-Cultural, Technological, Ecological, and Political forces. (ussually called DESTEP)
The competition is part of the microenvirement as the firm can and hope to, influence their competition with the correct strategy.
