science help PLS

Which of the following types of stars started out on the main sequence with the largest initial mass?

In Graph A, the curve peaks at 800 nm, in the red section of the visible light spectrum. In Graph B, the curve peaks at 550 nm, in the green section of the visible light spectrum. In Graph C, the curve peaks at 450 nm, in the blue section of the visible light spectrum. In Graph D, the curve peaks at 300 nm, in the violet section of the visible light spectrum.

A
B
C
D

pls help

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  1. Blue giants are the largest stars on the main sequence

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  2. I believe I hate myself for not knowing this

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