Charitable contributions of a firm that are tied directly to the customer revenues produced through the promotion of one of its products is known as

Cause marketing

Explanation:

Cause marketing -

It is the method of marketing, which performed to get profit in the business of the company by advertising, is referred to as cause marketing.

Cause marketing is performed by promoting certain products indirectly by some activists, is referred to as the cause marketing.

Hence, from the given scenario of the question,

The correct term is cause marketing.