答案

1. Origins, structure, and basic meaning

• Structure: Written 答案 and read とうあん, it is the answer paper or set of responses completed and submitted for an examination.
• Basic usage: It is collected by a teacher after the test and returned so a calculation error can be noticed.

2. Common pitfalls and similar expressions

• Answer paper rather than question sheet
  • The term concerns the student's written responses, not the printed questions alone.