a$.(5$ points$)$ In the table below, list the colors of the three wires that come from the utility pole to a building in a standard North American residential wiring system along with the voltage on each wire.

b$,(5$ points$)$ Label the wires $($by name AND color$)$ that connect to the standard electrical outlet pictured below.

c$.(5$ points$)$ What is the purpose of the wire on the bottom of the US standard residential outlet above?

d$.(5$ points$)$ In the table below, list the two voltage levels supplied to electrical devices via residential wiring in North America and give three examples of devices supplied by each.