原题
Read a course description.
Introduction to Glassblowing
This hands-on class introduces adults (18+) to the art of glassblowing. You'll learn safety, shaping, and design techniques while crafting your own unique work of glass art.
No experience needed—just curiosity and closed-toe shoes! Other safety-related equipment will be provided by the instructor.
Register now—spaces are limited!
Visit www.alburcommunitycenter.com/glassblowing.
It can be inferred that students should wear closed-toed shoes because
AThey are preferred by the instructor
Bthey offer protection during the process
Cthey are unique to the Albur community
Dthey help reduce the risk of falling
正确答案：B
解题思路
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