Questions 17 to 20 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now, listen to the passage. Which of the following statements is true, according to the speaker

A．The speaker made a lot of money when working at the age of 18.
B．The speaker rode the tide of the technology wave till it broke.
C．The speaker bad the choice to work as a network administrator.
D．The speaker took full advantage of his high computer literacy.