HORTICULTURE

Detailed explanation-1: -The 4 major agricultural hearths are the Fertile Crescent, Sub-Saharan Africa, Southeast Asia, and Mesoamerica.

Detailed explanation-2: -It is believed that the first agricultural hearth was the Fertile Crescent, located in the Middle East. Other ancient agricultural hearths emerged in Southeast and East Asia, Sub-Saharan Africa, and Mesoamerica (Valley of Mexico and northern South America).

Detailed explanation-3: -An agricultural hearth is known as the “birthplace” of a crop, or where a crop is known to have originated before its spread throughout the world. Squash, potato, cocoa, and maize (corn) are crops which originated in Southern Mexico.