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$14\mathrm{.}2\mathrm{.}2$: Color image arrays.

An array representing an image has a size of $M-$by$-N-$by$-3.$ The pixel values specify the colors directly as a mix of red $($first layer$),$ green $($second layer$),$ and blue $($third layer$).$ Such an image is known as a:

True color image

Indexed image

Intensity image

The code above defines a:True color image with two saturated blue pixels.True color image with two saturated green pixels.An intensity image.