Marketing managers strive to develop a marketing mix that a. best matches the abilities of the firm. b. matches the needs of the target market. c. matches what competitors are offering. d. generates the highest level sales. e. minimizes marketing costs.

b. matches the needs of the target market.

Explanation:

Marketing Mix refers to set of 4Ps of marketing : Product, Place, Price, promotion. It is a combined policy set of businesses, used to promote its brand or product.

The marketing mix purpose is to : address the right customers, with the right product, at the right price, with the right promotion strategy.

So, the main underlying guiding principle of Marketing Mix - is it's compatibility & match up with the needs of target market.

answer; personality;

answernet income for 2017 will be greater if the inventory quantity declines;