Which sentence below is properly punctuated? a. when you arrive on the train, take a taxi to the bus station; i can meet you at the bus station. b.when you arrive on the train: take a taxi to the bus station; or i can meet you at the train. c.when you arrive on the train, take a taxi to the bus station. or i can meet you at the train. d.when you arrive on the train, take a taxi to the bus station, i can meet you at the bus station.