people or persons BUT - people and persons are not used in exactly the same way. People is more common and is used in most ordinary contexts: a group of people; several thousand people have been...
The words people and persons can both be used as the plural of person but they are not used in exactly the same way. People is by far the more common of the two words and is used in most ordinary...
it would be second person because it is directed to the person to whom the speaker is addressing. First person is the speaker. Third person is the person who is the subject of the converstaion.