Question

select the schematic symbol for a rotary switch.

Explanation:

A rotary - switch schematic symbol typically has multiple contact points and a moving part to indicate different positions of rotation. The first option with multiple circular contact points and a moving element (arrow - like) between them represents a rotary switch as it can make different electrical connections based on the rotational position. The second option is more of a simple toggle - like switch symbol, and the third option is a symbol for a different type of electrical connection or switch configuration.

Answer:

The first schematic symbol (with multiple circular contact points and a moving element between them)