Gm is trying to reinvent the cadillac brand with new car designs and a new brand story. they commission an integrated marketing communications campaign using several media. a key component of their ads is music by contemporary groups like the teddy bears and melikka. gm is considered:
a. the client
b. the advertising agency.
c. regulatory agencies that control advertising.
d. the audience member who receives a message.

In the following case described in the question the GM is considered: regulatory agencies that control advertising.

Here GM( General Motors) will act as a marketer, thereby introducing new key components in their advertisements for Cadillac . In this case they use contemporary groups like Teddy Bears and Melikka to provide music for their new advertisement.

Therefore, the correct option in this case is (c)

you're crazy if you think that someone is going to write a 500 word report for you.