【单选题】听力原文: What is marketing? Some people hold the mistaken idea that marketing is a little more than selling. But marketing is more than just a business activity. In fact, it's something everyone does qui...
A.
Marketing does more harm than good to customers.
B.
Marketing just means that businesses sell their products.
C.
Marketing is something every one of us does quite often.
D.
Marketing includes a variety of business activities.