The most accurate description of a lieutenant governor's duties is 2. In all fifty states, the lieutenant governor will replace the governor if the governor is unable to serve.
The lieutenant governor is the deputy governor elected together with the governor, just like the vice president is elected with the president.
The lieutenant governor presides over the state senate and replaces the governor when they become incapacitated.
Thus, the most accurate description of a lieutenant governor's duties is 2. In all fifty states, the lieutenant governor will replace the governor if the governor is unable to serve.
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