A groundhog starts out in its burrow 6.2 feet below the surface of the ground. It digs straight up at a rate of 0.8 feet per minute. How long does it take for the groundhog to reach a depth of -2.6 feet?
A) 10.0 minutes
B) 8.0 minutes
C) 5.0 minutes
D) 6.25 minutes