Among Groups That Have Similar Roles for Women and Men

Among groups that have similar roles for women and men, such as the Israeli Kibbutz societies, what impacts upon sex differences in mortality and morbidity do these egalitarian gender roles have?

A) Sex differences in health status or illness tend to be reduced or disappear entirely.
B) Sex differences in longevity disappear but differences in illness remain.
C) Meta-analyses of gender egalitarian cultures find no impact upon longevity or illness.
D) Sex differences in life expectancy become larger in such cultures.