Answer:
The Stantons’ honeymoon was a trip to the World Anti-Slavery Convention
Step-by-step explanation:
The part that gives the support to the idea that elizabeth married a man interested in human rights is the part where the excerpt says that during their honeymoon they had a trip to a convention in world anti-slavery. And also in the excerpt, we were made to know that henry acted as a representative of the American anti-slavery society because he was a delegate there.