单项选择题

Questions 14 to 16 are based on an interview between Annabel Short and Phil Wells, Chief Executive of the Fairtrade Foundation, about his role in giving Third World traders a better deal. You now have 15 seconds to read Questions 14 to 16. What was Mr. Wells doing when he learned about fair trade

A.Studying ecology.
B.Working at a museum.
C.Founding the friends of the Earth.
D.Selling tradecraft products.