a person plugs a power cord into an electrical outlet in the wall. the power cord is covered in black rubber. which statement is an accurate description of the materials?
a. electrons would not move through the wire is there was no rubber around the wire
b. electrons easily move through the robber around the wire
c. electrons move through air when the cord is a few inches from the outlet
d. electrons would easily move through the person is there was no rubber around the wire