[单选题]

The ad is mainly intended to .
A． encourage the British to travel in China
B． attract the British to traditional Chinese food
C． offer service of booking air tickets to tourists
D． provide the British with a better understanding of China.

The ad is mainly intended to .A． encourage the British to travel in ChinaB． attract the British to traditional Chinese foodC． offer service of booking air tickets to touristsD． provide the British with a better understanding of China.