Which is the best title for the text?

(单选题)What happened when the author was about to take a photo? (单选题)Which of the following would be the best title for the text? (单选题)What did Zuckerberg encourage the students to do? (单选题)Why do Americans want a human in driverless vehicles? (单选题)What do many Americans think of technology according to para (单选题)The author’s purpose in this passage is to ______. (单选题)According to the passage, which of the following statements (单选题)According to the passage, which of the following is NOT used (单选题)Doctor medicine ______. (单选题)What can be a suitable title for the text?