HORTICULTURE

Detailed explanation-1: -Solution: Crops are grown for commercial purposes in commercial grain farming. Common grains grown for commerce include wheat and maize. Temperate grasslands in North America, Europe, and Asia are important locations for commercial grain growing.

Detailed explanation-2: -Extensive agriculture, also known as commercial grain farming, involves cultivating grains such as wheat, rice, oats and maize for selling in the market.

Detailed explanation-3: -commercial crop farming is also known as agribusiness. It is a type of farming in which crops and livestock are raised to sell the products on the market for profit.