What is the role of a lieutenant governor?

(1 point)
to check and balance the actions of the governor
to maintain order and decorum on the senate floor
to cast the tie-breaking vote in the state legislature
to take over the governor's duties if the governor is out of state

All options listed are responsibilities associated with the role of a lieutenant governor. However, the primary and most important role of a lieutenant governor is to take over the governor's duties if the governor is out of the state.