Even Though Wives Do More Home Labor Than Do Husbands

Even though wives do more home labor than do husbands, most couples consider their division of labor to be fair partly because

A) They have no other couples to compare themselves to.
B) They compare their role performances to couples for which the difference in hours is greater.
C) They aren't really aware who does the most home labor.
D) Very few women work outside the home.
E) Labor-saving devices have significantly reduced hour spent in home labor.