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Which of the following specifies the length of the data being returned?
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- last-modified: string
- location: URL string
- set-cookie: string
- content-length: string
- None of these
Correct Option: D
content-length: string specifies the length in bytes of the data being returned. The browser uses this value to report the estimated download time for a file. Set-cookie: string set the cookie passed through the string.