Temperature can be considered as a piece of spectral data necessary to determine the spectral class of a star (Option C).
<h3>What is the spectral class of a star?</h3>
The spectral class of a star can be defined as a progressive classification of stars according to their temperature, having different subclasses that are denoted as A0, A1, etc.
In conclusion, temperature can be considered as a piece of spectral data necessary to determine the spectral class of a star (Option C).
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