Answer :
An effective marketing mix, which is suitable for the services industry, is the seven P's.
What is a marketing mix?
A strategy of different mixes of external and internal factors used by a firm for the purpose of achieving its organizational goals, intended to increase the sales, is known as a marketing mix.
Hence, option B holds true regarding a marketing mix.
Learn more about a marketing mix here:
https://brainly.com/question/14591993
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