根据表格内容，从A、B、C三个选项中选出能回答所提问题的最佳答案。 Items Group One Group Two Group Three Group Four 1. Answer correctly 67 71 76 78 2. Answer quickly 76 80 79 62 3. Answer humorously 69 68 81 77 4. Speak freely 81 83 94 85 5. Speak clearly 88 86 93 86 6. Speak loudly 90 93 91 91 7. Have good manners 79 74 75 79 8. Co-operate well 82 63 88 84 9. Average 79 77 82 80 1. ________ is the most humorous of all the four groups. [     ] A. Group One B. Group Two C. Group Three 2. Group Two is thought to have spoken as ________ as Group Four. [     ] A. clearly B. quickly C. freely 3. Group Two did worst in '________.' [     ] A. Answer correctly B. Speak freely C. Co-operate well 4. In 'Answer correctly', Group Three got ________ more marks than Group one. [     ] A. 4 B. 5 C. 9 5. According to the table, which of the following is NOT true? [     ] A. Group Three is the winter of the competition. B. Group One did as well as Group Four in 'Answer correctly' of all the items. C. All groups did best in 'Speak loudly' of all the items.