Why is grain farming commercial agriculture and what it means for the potential lifestyle of the farmer practicing it

Grain farming is done for economic activity and this makes it commercial. It is highly specialized and mechanised. The yield per acre is low so the farms are big. The yield is high per man so little manpower is needed for production. Grain farming is subject to market conditions like climate.

5.4%

explanation:

the acceptance rate for harvard is 5.4%. this means only 5 percent of people who apply actually get accepted!