Planets formed from left over from the formation of the sun at the center of the cloud. a. gravel c. solar wind b. gas, ice, and dust d. asteroids

Option B, gas, ice, and dust

Explanation:

Four major giant planets of our solar system are made up of gases and dust remains of sun. These giant planets are Jupiter, Saturn, Uranus and Neptun, also called as Jovian Planets. These planets have dense core of hydrogen and helium gas and also comprise of gas rings (not in all).

Smaller planets like mars, mercury . venus and earth are made up of dust and gaseous remains.

The far away planets such as Uranus and Neptune have different composition

and its atmosphere has hydrogen, helium and methane

Hence, option B is correct

B

Explanation:

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: