Source 1 is primary and source two is secondary. Primary comes directly from an individual of that time period, secondary comes from a historian
They allowed a small rural population to provide food for a large urban population
Because the average temperature in the room also increased.
When we feel excitement, our blood will regulate faster and create faster metabolism. This will lead to higher body temperature because of the nutrient burning process. If this happen to all people in the arena, the average temperature is bound to be increased.<span />
