Questions 1 to 5 are based on an interview. At the end of the interview, you will be given 10 seconds to answer each of the following 5 questions. New listen to the interview.

Which of the following is essential for all cycling tours

A．A cyclist,
B．A coach on cycling.
C．An expert on tourism.
D．A tourist.

A．The Byzantine Empire was a unique case in which the usual order of military and economic revival preceding cultural revival was reversed.
B．After 810 Byzantine economic recovery spurred a military and. later, cultural expansion that lasted until 1453.
C．The revival of Byzantine learning is an inexplicable phenomenon, and its economic and military precursors have yet to be discovered.
D．The revival of the Byzantine Empire shows cultural rebirth preceding economic and military revival, the reverse of the commonly accepted order of progress.