Researchers who endorse the dimensional approach to diagnosis of mental problems most often recommend that serve as the basis for the dimensions.

The answer would be the five-factor model of personality.

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one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.