If somebody mistakenly adds a word to personal dictionary in Google Docs documents; how can it be removed?

To add notes or comments, insert a comment tag using the syntax ______

In Google Docs. which of the following options can be inserted in the header of a document?

Which of the following procedures can be used to link a text to a bookmark in Google Docs? 1. Select the text you want to link and right click to open context menu> Select Link option and select the bookmark you want to link to> Click Apply button. 2. Select the text you want to link> Select Link option on the toolbar> Select the bookmark you want to link to> Click Apply button. 3. Select the text you want to link> Click Insert menu on the menu bar> Select Link option and select the bookmark you want to link to> Click Apply button. 4. Select the text you want to link> Press Ctrl + L ('command + L' in MAC) keys > Select the bookmark you want to link to> Click Apply button.