The Golf Shop Partners with Other Local Businesses to Run

The Golf Shop partners with other local businesses to run canned food drives that help combat hunger in surrounding counties. Jake is a store employee who helps out with these events on his own time. There is no effort on the part of the Golf Shop to encourage employees to participate, Jake is helping out of his own free will. This is an example of

A) green marketing.
B) corporate volunteerism.
C) consumerism.
D) stakeholder management.
E) public relations.