In April 2015, the restaurant chain Chipotle announced it would stop using genetically modified food products. "This is another step toward the visions we have of changing the way people think about and eat fast food," said Steve Ells, founder and co-chief executive of Chipotle. This decision indicates a response to concerns about
a. the marketing environment.
b. target market selection.
c. marketing mix decisions.
d. reduction of marketing costs.
Answer: a. the marketing environment.