D. George Washington is elected president.
There were more than 3: 55 delegates attended the Constitutional Convention and only 39 signed.
3 most famous were George Mason (Virginia), Elbridge Gerry (Massachussets), Edmund Randolph (Also Virginia).
In this case we can infer that, by decreasing the demand (population), the supplying of clothes increases, generating a decrease in the prices of the products, thus causing the demand curve to move to the left, causing the bidders to reduce production costs.