Can someone actually help me with these questions​

1. The Farmers and the Slaves are at the lowest or bottom of Social Heriarchy, because they are poor, without riches but they worked for the Paraoh or clean the city. They are the lowest because of their low status in life.

2.Miguel Hidalgo y Costilla led the rebellion.

3.The Mexican Revolution, which began in 1910, ended dictatorship in Mexico and established a constitutional republic. A number of groups, led by revolutionaries including Francisco Madero, Pascual Orozco, Pancho Villa and Emiliano Zapata, participated in the long and costly conflict.

20: 5

explanation:

about 20% of the world's population lives in   southwest asia, but on less than 5% of the world's   land area.