Power , opinion , trust , contact.
Answer:
The Caning of Charles Sumner, or the Brooks–Sumner Affair, occurred on May 22, 1856, in the United States Senate chamber, when Representative Preston Brooks, a pro-slavery Democrat from South Carolina, used a walking cane to attack Senator Charles Sumner, an abolitionist Republican from Massachusetts.
I think D., because precautionary means to caution beforehand, in this case they are cautioning them before they make the choice the main character made. Hope that helped :D
Sophocles wrote oedipus rex and has seven survived plays