In Punctuation & Capitalization, the punctuation and capitalization have been removed from a sentence. A selection of punctuation is supplied at the top of the screen.
To add punctuation; click on the punctuation that you want to insert, then click on the position where you want to insert it. To add capitalization; click on the icon for capitalization, then click on the letter that you want to capitalize. To remove a punctuation or capitalization, click on it.