Which type of lift involves raising and lowering the work platform with a telescoping arm?

The extendable S-boom lift is designed specifically for applications that require versatility in accessing elevated workspaces. It features a telescoping arm which allows for both height and horizontal reach, making it effective for various tasks across different environments.

The key characteristic of this type of lift is its ability to extend and retract, providing flexibility in positioning the work platform in tight spaces or extending it out over obstacles. This functionality is crucial when precision and maneuverability are needed, such as in construction sites or maintenance tasks where various heights and reach angles are required.

In contrast, the other types of lifts serve different purposes. For example, scissors lifts primarily move vertically and do not have a telescoping feature, which limits their horizontal reach. Articulating Z-boom lifts can reach around obstacles but do not feature a straightforward telescoping mechanism like that found in an extendable S-boom lift. Elevated platforms can vary widely in their design but generally do not emphasize the telescoping capability. Thus, the extendable S-boom lift stands out as the most accurate choice for a lift that specifically utilizes a telescoping arm for raising and lowering a platform.