Which Two Pivotal Events That Took Place in 1980 Led

Which two pivotal events that took place in 1980 led to the establishment of strategic management as a field of study?

A) The publication of the books, The World is Flat: A Brief History of the Twenty-First Century and Strategy and Structure: Chapters in the History of the Industrial Enterprise
B) The creation of the New England Journal and the publication of The World is Flat: A Brief History of the Twenty-First Century
C) The publication of The Principles of Scientific Management and the "capstone" course recommended by The Ford Foundation
D) The creation of the Strategic Management Journal and the publication of Competitive Strategy: Techniques for Analyzing Industries and Competitors
E) The publication of Strategy and Structure: Chapters in the History of the Industrial Enterprise and the release of The Ford Foundation report recommending the "capstone" course