Ineed these answers before school starts tommorow

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.

True or false colonies were first established by greece around 700 bc to supply food

Why would the rumor of a government contract change the value of this companys stock