Luis needs to run at least 150 miles in order to go with the cross country team to a summer training camp. He has forty days to pre-train for the camp. 
 Which inequality can be used to find how many miles Luis must run each day to meet this goal?
 A.40m ≤ 150
 B.40m < 150
 C.40m ≥ 150
 D.40m > 150