Answer:
In December, 1777, General George Washington moved the Continental Army to their winter quarters at Valley Forge. By the time the army marched into Valley Forge on December 19, they were suffering not only from cold, hunger, and fatigue, but from low morale in the wake of the disastrous Philadelphia Campaign.
They left rich soil when flood waters receded. So the correct option for the given question is option "d". It has been seen that rivers carry with them very rich and fertile soil which the farmers prefer because the amount of crop and the quality of crop is much better than they can get in any other place. The civilization of ancient Egypt as well as the Indus valley civilization were totally dependent on the Tigris and the Indus river respectively, as far as irrigation was concerned. Seasonal flooding always brings with it new fertile soil for irrigation.
4838400 seconds? i searched lol
Benjamin Franklin created the Albany Plan of Union but faile because the 13 Colonies each had their own ideas and agendas.