The beginning of the green revolution can be traced back to this man’s efforts to teach farmers in mexico to increase their crop yields.

a. philo farnsworth

b. jonas salk

c. norman borlaug

d. marshall mcluhan

in africa, how did most of the european colonies achieve their independence?
through the use of civil disobedience

through armed struggle and resistance

peacefully, with little violence

by going to war with their own rulers