The Decline in the Number of Women Employed in Domestic

The decline in the number of women employed in domestic service during World War I can be attributed to

A) the temporary availability of higher-paying and higher-prestige jobs.
B) the fact that, with men off at war, many families could no longer afford help.
C) the fact that, with men off at war, there was less household work to be done.
D) the fact that household roles were partially filled by children's work in food production.