You Take a Block of Granite and Heat It to 1000

Multiple Choice

You take a block of granite and heat it to 1000 degrees Kelvin, and it glows bright red. If you then heat it to 1200 Kelvin, how might it look different?

A) It would be about the same brightness but white.
B) It would be much brighter and red.
C) It would be brighter and more white.
D) None of the above; it would have melted, and once it melts, it will no longer emit.