阅读下列材料，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。
A
Thursday__October__4
BIRD FEEDING BASICS 10：00 am11：30 am
Join an environmental educator to learn about winter bird identification, types of bird feeders and the different birdseed available at Kettle Creek.
Stroudsburg8050 Running Valley Road
(570)6293061
$6 Outdoors Registration required
Saturday__October__6
CREATING NATURE BOOKS 10：00 amNoon
Join local children's artist and author Barrett George for a handson bookmaking workshop. No previous drawing experience necessary. Then enjoy a meet and greet book signing with the author. Gather at the Pocono Environmental Education Center.
Dingmans Ferry538 Emery Road
(570)8282319
$5 Registration required
Saturday__October__13
FALL FOLIAGE HIKE 10：00 amNoon
All ages are welcome to enjoy the fall foliage (树叶) and learn a little about why fall is such a special time of the year. Wear comfortable footwear.
Lake Ariel94 Sanctuary Road
(570)6899494
Free Registration required
Sunday__October__14
INTRO TO ORIENTEERING 10：00 amNoon
Orienteering(越野识途比赛) is easy to learn but difficult to master. It's always challenging. It is often called the “thinking sport” because it involves map reading and decisionmaking in addition to a great workout. Learn the basics of how to use a map and compass on an orienteering course and see if you can locate all the markers.
Lake Ariel1475 Ledgedale Road
(570)6986154
$7 Outdoors Registration required
21．Who will most probably come to the event on October 4?
A．Gardeners. B．Businessmen. C．Bird lovers. D．Art collectors.
22．What can you learn from Barrett George?
A．Social manners. B．Bookmaking skills.
C．Drawing lessons. D．Environmental protection.
23．What is special about FALL FOLIAGE HIKE?
A．It's free of charge. B．It lasts the longest time.
C．It takes place in the open air. D．It's intended for local children.
