Answer:
Option A, what it costs to advertise in the magazine , is the right answer.
Step-by-step explanation:
A periodic publication, which contains a variety of contents is known as a magazine. The fund for publishing a magazine comes from various sources such as advertising, by prepaid subscriptions, by a purchase price etc.
Whereas the term rate card is used to refer to the prices or rates of the product and in the context of the magazine it is generally referred to the cost to advertise in a magazine. Therefore, option A, will be the right answer.