Most of the mass of the solar system is contained in the
a. sun
b. comets
c. planets
d. asteroids

According to my knowledge, most of the mass of the solar system is contained in the Asteroids if i'm correctly understanding.

Asteroids  is a small rocky celestial bodies found especially  between the orbits of Mars and Jupiter. 

Hope this helps :)

Answer (datum point);

Answer the above statement is (false) the correct answer is linear villages;