Which statement about the women's suffrage movement of the late 1800s and early 1900s is correct?

a.
it was led by women in the labor force, especially factory workers and domestic servants.

b.
it was led by a growing number of well-educated and well-to-do women.

c.
it was led by conservative male politicians who believed women would vote for them.

d.
it was led by industrialists who supported women's demands for full political equality.