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Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.

Ahands-free device may only be used if it can be activated or deactivated with a

Land is to arable ; river is a, navigable b, shallow c, presumsor d, water