Which of these objects has the largest radius?

A. a 1.2 Msun white dwarf

B. a 1.5 Msun neutron star

C. a 3.0 Msun black hole

The best answer to this question is "A"

a 1.2 Msun white dwarf

Explanation:

A white dwarf is very dense: its mass is comparable to that of the Sun, while its volume is comparable to that of Earth.

option A

Explanation:

the correct answer here is option a, because the sun is the biggest of the elements of a solar system