📊 JavaScript
Q. Which symbol is used for optional chaining?
  • (A) ?.
  • (B) ??
  • (C) ::
  • (D) =>
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✅ Correct Answer: (A) ?.

Explanation: Optional chaining uses '?.' to access properties of a potentially undefined object.

Explanation by: Mr. Dubey
Optional chaining uses '?.' to access properties of a potentially undefined object.

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