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Knowledge Check

Custom elements markup Mastery Check

Pass mark 70% · 5 minutes

QUESTION 1 / 1

Which choice best verifies the purpose of “Custom elements markup” in this lesson?

Inspect the resulting document semantics and browser/accessibility behavior, not only how it looks. Rename variables until the output changes. Replace the construct with unrelated placeholder code. Assume valid syntax guarantees correct behavior.

Custom elements markup Mastery Check

Which choice best verifies the purpose of “Custom elements markup” in this lesson?

Notice