Become the World's Richest Man by Answering Questions

Student Jiang Xiaoli accidentally triggered the most powerful question-answering system and participated in a question-answering activity organized by the school. He transformed from a useless student to the top student in the school. By participating in quiz activities, he became the richest man in the world! Minzhou City Naowang Q&A Live Room. Host: "Okay, the last question, if you answer it correctly, you will receive a reward of 50,000 yuan sponsored by this sponsor! Of course, if you answer it incorrectly, all the rewards you have received before will be cancelled." Host: "Are you ready?" Jiang Xiaoli: "Ready." Moderator: "Okay, please listen to the question!" "During the Warring States Period, the counselor Zhang Yi came from which master among hundreds of scholars?" "A, Confucian; B, Legalist; C, Mohist; D, Taoist. You now have twenty seconds to think and then answer. The timer starts." Jiang Xiaoli: "I choose B." Host: "Are you sure?" Jiang Xiaoli: "I'm sure." Moderator: "Okay, please announce the answer on the big screen." The answer "B" suddenly appeared on the big screen. The audience cheered! Looking at the correct answer on the big screen, Jiang Xiaoli grinned proudly. I thought to myself: "With the most powerful answering system, even if the world's top genius comes, he will still be a younger brother in front of me!"