What is the woman suggested().

单项选择题When Andrew Simpson was small, the petrol companies used to give out badges ().

A. to sell their petrol at higher prices
B. out of charity
C. as free gifts to attract children who might ask their parents to come back
D. as souvenirs so that the customers could remember their brands forever

单项选择题Bicycling, according to the speaker, is mainly a form of ().

A. recreation
B. challenge
C. efficiency
D. transportation