Cesar Chavez was instrumental in forming what organization?

a. The United Farm Workers

b. The Congress of Industrial Organizations

c. The Grange

d. The American Federation of Labor

The answer is A. The united farm workers.

Cesar Chavez was a farm worker from Arizona, who also became a civil rights activist.

Cesar Chavez was a co-founder of the National Farm Workers Association. This organisation was later merged with the Agricultural Workers Organizing Committee to form The United Farm Workers - so the correct answer is a)