13. Why do we see objects as black?

A. they absorb all light.
B. they reflect all light.
C. they absorb some light and reflect.
D. they reflect some light and absorb.

14. what is most likely to happen to the light that hits an opaque object.

A. all of the light passes through the object
B. none of the light passes through the object
C. most of the light disappears D. some of the light passes through the object

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