Rockwatch—The Best Club on Earth If you are a young person and interested in geology (地质学), then Rockwatch is the club for you! When You Join New memberships receive a Rockwatch Rox file each. This has the information and top tips you will need to start enjoying geology. It's designed to serve as your own field notebook as well.In it you will find yourmembership cardfull colour mini-mapthumbs up guidefact cards Rockwatch Magazine Our lively magazine is mailed to members three times a year. They can read reports and news from around the world, and articles on everything from diamonds to dinosaurs (恐龙), earthquakes to erosion(水土流失).Rockwatch Events With each magazine you will receive a Rockwatch events calendar. Rocky activities suitable for families are listed and include road shows and guided walks. The Rockwatch Rock Artist Are you an artist, or a photographer? This is your chance to become Rockwatch Rock Artist of the Year and win amazing prizes in our annual competition. Special Offer Rockwatch members can have specially discounted Wildlife Watch membership. Watch is the biggest environmental action club for young people, with 100 groups across the country. You can join both clubs together by filling in the boxes in the membership form.

【正确答案】 B

【答案解析】解析：本题询问申请成为野生生物观察俱乐部的会员时，Rockwatch会员可享受何种优惠。根据文章最后一段第一句话，可知Rockwatch会员能享受很低的折扣。故选项B(特殊折扣)为正确答案。此外，本题还可以从最后一段的标题“Special Offer”推知。