Which star in the table below has the greatest surface temperature?   Star Name d (parsecs) Parallax (seconds of arc) Spectral Type 65 Tau   0.025 A7 IV HR 4621     B2 IV $$ \alpha $$ Pic 20   A7 V 58 Ori   0.005 M2 I HR 2491 2.5   A1 V     a. 65 Tau   b. HR 4621   c. $$ \alpha $$ Pic   d. 58 Ori   e. HR 2491

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