In the above, which figure represents stars with the longest main-sequence lifetimes? Note: (C) represents the entire main sequence while (D) and (E) represent only small parts of the main sequence.

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In the above, which figure represents stars with the longest main-sequence lifetimes? Note: (C) represents the entire main sequence while (D) and (E) represent only small parts of the main sequence.

In the Above, Which Figure Represents Stars with the Longest Main-Sequence