1. Could you tell me which one is okay of the following sentences? <br/><br/><i>(1) Sit wherever you like.</i><br/><i>(2) Sit [at/in/on] any place you like.</i><br/><i>(3) Sit [<i>at/in/on] </i>any place where you like.</i><br/><br/>2. If (2) or (3) is right, which preposition is suitable among 'at', 'in' and 'on'?