Question

EMERGENCY!!!!HELP ASAP !!!! SO MUCH POINTS
We know "dark stars" or __________ exist because of __________________ pull on other stars
a.neutron star;gravitationakl
b.black goles;gravitational
c.neutron stars;xray
dblack holes;xray

Answer 1

Not an astrophysicist but I believe the answer is B. We can’t see black holes but we can measure their gravitational pull.

Answer 2

Answer:

B

Explanation: