You have two pieces of wire that allow electrons to pass through them when they are connected to each other. If you insert a piece of rubber between the wires, the electrons do not flow. The rubber material is

Question

radar · Answer

what course are you taking?

radar · Answer

Have you studied conductors and insulators yet?

anonymous · Answer

will its A,B,C (a) an insulator (b) a conductor (c) a fuse im thinking its b but not sure

radar · Answer

Go with your instincts.  and familiarize yourself with the characteristic of conductors (the wires) and insulator (rubber).

anonymous · Answer

ok thx you