The resistance of electric wire will decrease as its （）

A.the sum of the powers used in each load (resistor)
B.divided by the number of loads
C.always less than the power used in the smallest load
D.the sum of the powers used in each individual load never more than the power used in the largest load

A.series with a circuit
B.parallel with a circuit
C.series-parallel with a circuit
D.delta with the shunt

A.develop torque
B.generate high voltages
C.produce a magnetic field
D.generate high electrical resistance