The response that most directly helped women begin to see their own social restrictions as being comparable to those imposed by slavery is:
Women learned about the idea by reading the writings of the Grimké sisters.
The Grimké sisters were prominent abolitionists who also spoke out about women's rights, drawing parallels between the oppression of enslaved individuals and the societal restrictions faced by women. Their writings and speeches brought attention to these issues and inspired many women to consider the similarities in their struggles.