A business analyst chats with Copilot to fix a checkout bug and must ground the answer in the exact cart.ts logic, the linked payment failure issue #412, and terminal test output, without pasting long code blocks manually. Which @ mention combination should the analyst use to attach content to the Copilot Chat prompt?
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Short Explanation
Give Copilot the exact evidence it needs, and context helps turn guesses into grounded answers. Attach the cart.ts file, issue #412, and terminal output to your prompt.
Full Explanation
Attaching the cart.ts file, issue #412, and terminal output grounds Copilot Chat in all three required contexts without requiring you to paste long code blocks. The file provides the exact checkout logic, the issue supplies the linked payment-failure details, and terminal output provides test evidence for reasoning about the bug. Commit history does not replace issue #412: it shows how code evolved, rather than the linked defect report and its discussion. Open pull requests do not replace terminal output: proposed changes are not live execution results that show the failure or help validate a fix. A folder overview does not replace cart.ts: a broad workspace summary lacks the specific file logic the question requires. An exam caveat is that @ mention syntax can vary by IDE version, so focus on attaching the needed context types rather than memorizing a particular prefix. As a practical check, review the prompt’s attachment preview and confirm it includes cart.ts content, the issue #412 details, and the relevant test output.