For the 10-ft feeder tap rule, a 60-ampere rated conductor is the minimum size allowed if the overcurrent protection on the tap conductor’s line side is ____.

For the 10-ft feeder tap rule, a 60-ampere rated conductor is the minimum size allowed if the overcurrent protection on the tap conductor’s line side is ____.
A) 300 amperes
B) 500 amperes
C) 600 amperes
D) 800 amperes