Determine the maximum one-way distance two conductors can carry a current of 20 A on a 120 V, single phase circuit based on a maximum voltage drop of 3%. Base your analysis on the following conductor sizes:
a. No. 14 AWG-copper
b. No. 14 AWG-aluminum
c. No. 12 AWG-copper
d. No. 12 AWG-aluminum
e. No. 8 AWG-copper
f. No. 8 AWG-aluminum