Energized work is generally prohibited. Such work is permitted under which of the following conditions?

I. For energized electrical conductors and circuit parts that operate at less than 50 volts, where the capacity of the source and any overcurrent protection between the energy source and the worker are considered and it is determined that there will be no increased exposure to electrical burns or to explosion due to electric arcs
II. Where the employer can demonstrate that deenergizing introduces additional hazards or increased risk
III. Where the employer can demonstrate that the task to be performed is infeasible in a deenergized state due to equipment design or operational limitation.
IV. Where the employer can demonstrate that the task would take longer to perform in a deenergized state."

A) I, II, and III
B) II and IV
C) I, III, and IV
D) I, II, III, and IV