The density of a white dwarf is
a. due to electrons orbiting at increased speed
b. far less than material found on earth
c. far greater than any known material found on earth

The density of an Earth-sized white dwarf is about 1,000,000,000 kg/m^3.
The density of Earth itself is 5,400 kg/m^3.
The density of the white dwarf is about 200,000 times more dense than Earth.
*Your answer should be C.

hope this helps :)

A,f, g are the points

Why you put last one a? i think is b.