According to the article, which of the following is true about Kamen？
A. His invention is marketed exclusively to corporate clients.
B. He has over 150 patents.
C. He believes that his Segway might revolutionize human transportation.
D. He has gray hair.
We can infer from the article that before being officially introduced, Kamens invention
A. was researched heavily for many years
B. was widely reported on by the media
C. was thought to be a hoax
D. was known only as "Ginger"
赔偿损失的侵权责任方式，仅指赔偿受害人的直接财产损失。()
微信支付 
支付宝支付