问题详情

Look at the list of headings (I-VI) below. Choose the most suitable heading for Sections B to E. Write your answers in boxes 28-31 on your Answer Sheet.
LIST OF HEADINGS
I Eco-tourism Explained
II The Appeal of Eco-tourism
III Tourism Gives Birth to Eco-tourism
IV The Future of Eco-tourism
V Questioning Sustainability
VI The Eco-tourist"s Itinerary
Section B ______请帮忙给出正确答案和分析，谢谢！