What is an astronomical unit? the average distance between planets in the solar system the average distance between the earth and the moon the approximate diameter of the sun including its atmosphere the average distance between the earth and the sun

The average distance between the Earth and the Sun

Explanation: Distance in the solar system (stellar system) is measured in terms of astronomical units due to large distances involved. 1 astronomical unit is equal to nearly 150 million kilometers.

Distances beyond our solar system are usually measured in light years.  For example, The distance of stars from the earth are measured in light years.

1 light year is nearly equal to 6 million million miles.

it is b that is the answer.

answer7,570,82356 cubic centimeters;