The Karel formula means that only by forcing ourselves to face the worst situation and accepting it mentally will it put us in a position where we can focus on solving the problem. Based on the above definition, which of the following is options related to Carrell's formula? ["A businessman owes a large amount of debt due to poor management, and arrives in a relative's farm in despair, wanting to spend the rest of his life here, but with the encouragement of melon farmers, he finally rises again.", "A Jun's stock quilt was very distressed, and later figured it out, learning to be an ostrich, not looking at stocks, and focusing on work. A few years later, his career was successful.", 'An old lady selling flowers was shabby but full of joy. She said, "Jesus was crucified and died on Friday, but isn\'t it just Easter three days later? So I always have joy. ".', 'Ah Q suffered a bad fight with D, thinking: "I finally got beaten by my son, and now the world is really not good, my son is actually playing Lao Tzu. " So he was content with satisfaction and seemed to be victorious.']