Irony would be the correct answer
Answer: I think it is c
Explanation: Hope this help:)
During their courtship and marriage, John Adams and Abigail Smith Adams exchanged over 1,100 letters, many filled with intellectual discussions on government and politics considered an invaluable account of the Revolutionary War. Abigail, a fierce advocate of rights for women and African-Americans, was an important partner throughout John's political career.
C hope this helps you in the long run