Need help ASAP! Which of the following most likely functions as the climax in a story?

"I understand finally why you lied, but we will be fixing this mess for years," she said.
"We should try to find other volunteers to help us get this done," she said quietly.
The room grew quiet, as if we were all trying to find an answer in our collective brain.
If we had only learned about Joey sooner, so much trouble could have been avoided.