Answer:
Advancements to Irrigation, Fertilization, and Plant Domestication.
Step-by-step explanation:
Norman Borlaug was an American agronomist who started the Green Revolution, or Third Agricultural Revolution, when he developed new disease resistant variants of wheat. Hence this, Mexico produced way more wheat into an agricultural surplus, and due to his successes, the methods and technologies diffused across the world in the 1950s and 1960s!
I took AP Human Geography in 9th grade. :p