Which set is exactly the request methods that RFC 9110 defines as safe?
GET, HEAD, OPTIONS, and TRACE✓الإجابة الصحيحة
GET and HEAD
GET, HEAD, OPTIONS, TRACE, and DELETE
GET, HEAD, and OPTIONS
الشرح
The spec names four safe methods: GET, HEAD, OPTIONS, and TRACE. OPTIONS and TRACE are frequently forgotten because they are rarely used, and DELETE is never safe, though it is idempotent.