The key Ctrl+ R is used to
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Copy selected text
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Reply to an email
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Forward an email
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Create a new email
B
Correct answer
Explanation
Ctrl+R is the standard keyboard shortcut for replying to an email in most email clients. This provides quick access to the reply function without using the mouse. Copy is Ctrl+C, forward is often Ctrl+F, and creating new email typically uses Ctrl+N or Ctrl+Shift+M.