Ramy knows Charlotte's point of view on a particular subject, but he wants her to reflect on and rethink the conclusions she has made about the subject. For this reason, Ramy makes a questioning that forces Charlotte to rethink her assumptions and eventually arrive at another conclusion on the subject
C. Kim had to leave the boat, but she could not swim.
Explanation:
The word "irresolvable" means there is no solution, it cannot be solved. In answer C, there is no solution. She has to leave the boat but she can't swim. Hope this helps :)