The anwser would be A Command/ the government
Answer:
The use of improved plant hybrids and agricultural chemicals
Explanation:
According to history, India witnesses a huge surge in the the amount of wheat produced in the country between 1950 - 1990 ; This surge in production has made wheat the main cereal crop in the country with about 30 million of hectares of land being used to cultivate the cereal crop as of today. The huge surge over the 40 year period whereby production more than doubled could be attributed to the advancement and upgrade in the crop type and agricultural chemicals being adopted. These hybrid crops germinated faster and produced good yield which boasted more production and drove revenue to better height.
Oxygen and glucose at top
carbon dioxide and water at bottom
Genetic, physical, social, and psychological factors.
There were settlement houses run by sympathetic people and churches that helped house and feed the poor. Also, political bosses would help the poor get jobs and such in return for their votes.