Answer:
B. an asteroid belt lies between them.
Explanation:
The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter. It is occupied by numerous irregularly shaped bodies called asteroids or minor planets.
In mitosis (regular cell division)
the cell (mother cell) duplicates it's DNA and aligns it down the center of the cell, so that when it splits each new cell (daughter cell) gets the exact DNA as the mother cell