Leonardo da Vinci identified many monocular depth cues, including ____in which a near object blocks an object that is farther away.

O occlusion

O familiar size

O relative size

O linear perspective

Consider the letters XPY ZWOLRG. People tend to perceive this pattern as three groups of letters instead of a single group of letters because of the Gestalt principle known as

O closure.

O proximity

O continuity.

O similarity.