Which statement is true about the qualifications for senators? a. senators must be residents of the states they represent. b. senators must have been u. s. citizens for five years. c. senators must have college degrees from their states. d. senators must be residents of the districts they represent.

A. Senators must be residents of the states they represent.

In this way, the senator would know what their state needs are, as well as having a connection with those who live inthekr states.

Hope this helps

heat from the core of the earth causes convection currents to occur in the mantle. these currents slowly move the crust around.