Answer : 3. "Ctrl + K"
Explanation :

1. Ctrl + K shortcut is used to insert hyperlink in the document.

2. The web page address, e-mail address, and any other link text or image are parts of a hyperlink.

3. To create a hyperlink field, the link label parameter can be taken from the text dimension of your data source or any expression that returns the value of text.

4. Hyperlink function works with the protocols below:

- http:

-https:

-mailto:

-ftp: