Which of the following is a characteristic of a white dwarf star?
a) low density
b)low volume
c) very bright
d) very hot
e) very cool

B)low volume

Explanation:

A white dwarf star can have the same amount of mass as the sun, but in the volume of our planet earth, this means that it has one of the highest densities in the universe, the white dwarf stars surface temperature isnot the hottest nor the coolest, so the only thing that it´s actually true is that a white dwarf star has low volume.

d. platinum would have the greatest temperature increase because it has the lowest specific heat.