What did Harriet Tubman do after slavery was abolished and the war was over? Question

What did Harriet Tubman do after slavery was abolished and the war was over? Question 5 options:

She opened her own school and taught children read and write.

She moved to England to assist with their own social problems.

She retired quietly and stopped participating in activism

She helped open an assisted living facility for the elderly in New York and fought for women's rights.