Can I get the answer to this question please

Ateam of scientists studied the sediment at the bottom of an ancient lake. they were able to determine the weather conditions of the indus valley in ancient times. they found that the entire area had suffered a drought after the monsoons declined. this drought lasted 200 years. because of the drought, there wasn’t enough food or water. the people of the indus valley were forced to leave their cities.

What did washington mean when he said patriotism leads to unity

Who were the “rough riders”? a. cuban revolutionaries who battled the spanish for independence b. a volunteer cavalry unit in the spanish-american war c. spanish generals in cuba who mistreated the civilian population d. newspaper owners who influenced public opinion by exaggerating the truth