Question

which planet takes 29.4 years to travel around the sun, is a gas giant of hydrogen and helium, and has 146 moons?
a mars
b jupiter
c saturn

Explanation:

Mars is a terrestrial planet, not a gas - giant. Jupiter has about 95 known moons as of now. Saturn takes about 29.4 years to orbit the Sun, is a gas - giant composed mainly of hydrogen and helium, and has numerous moons.

Answer:

C. Saturn