* You are (present tense) - This is the most common meaning, used to confirm someone's presence.
* Example: "Upo wapi?" (Where are you?) "Nimepo" (I am here).
* You exist - This meaning emphasizes existence or being alive.
* Example: "Mungu upo" (God exists)
* You have - This meaning is less common but can be used to express possession.
* Example: "Upo pesa?" (Do you have money?)
The specific meaning of "upo" is usually clear from the context of the conversation.