The COLORS_ARRAY item has the array index of targetIndex. So for
example, if the random number stored in targetIndex is 3, the color name
in COLORS_ARRAY with the index of 3 should now be stored in target. (In
the example array given above, that value would be 'gray'.)
• TIP: This is not necessary for the game logic, but to make it easier for
you as a developer to test the game, we suggest that you a
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