Robert Friedlander, an American, arrived in Xi'an on his bicycle trip across Asia which started last December in New Delhi, India.When he was 11, he read the bookMarco Poloand made up his mind to visit the Silk Road. Now, after 44 years, he was on the Silk Road in Xi'an and his early dreams were coming true.Robert Friedlander's next destinationswere Lanzhou, Dunhuang, Urumqi, etc. He will complete his trip in Pakistan.Friedlander can be said to be _____ . A. B. C. D.