Answer :
Answer:
D) It is an object that results from the death of a massive star
Explanation:
Neutron star -
It is a celestial object with smaller radius , of approximately 18 miles / 30 km and with high density , Its composition is mainly of the closed packed neutrons .
Neutron stars , are assumed to be formed due to the gravitational collapse of the massive star after the supernova explosion , and the star is sufficiently massive to produce black hole .