Which sentence’s verbs express a sequence of events? a.)rita will understand if you arrived late.("will understand" and "arrived" are underlined) b.)rita will understand if you are arriving late.("will understand" and "are arriving" are underlined) c.)rita will understand if you arrive late.("will understand" and "arrive" are underlined) d.)rita will understand if you do arrive late.("will understand" and "do arrive" are underlined)