ENTREPRENEURSHIP

Detailed explanation-1: -The four Ps classification for developing an effective marketing strategy was first introduced in 1960 by marketing professor and author E. Jerome McCarthy.1 It was published in the book entitled Basic Marketing: A Managerial Approach.

Detailed explanation-2: -The marketing mix of Product, Price, Promotion, and Place was introduced to marketing education by E. Jerome McCarthy in 1960. These mnemonically easy-to-remember labels rapidly became the organizing structure for virtually all introductory marketing textbooks.