Fill in the blank. When sizing a grounded conductor (installed in a single raceway) for a service-supplied alternating current system with a grounded conductor at the service point, the grounded conductor shall not be smaller than the required __________ conductor but shall not be required to be larger than __________. This system is operating over 1,000V.
A) grounding electrode / largest ungrounded service-entrance conductor(s)
B) main bonding jumper / supply-side bonding jumpe