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Web Security Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
Web Security
Which of these triggers a CORS preflight OPTIONS request?
A
A simple GET request with no custom headers
B
A DELETE request, or a POST request with a JSON Content-Type / custom headers
C
Preflight is never actually used by real browsers
D
Only requests to HTTPS origins trigger preflight
Check Answer