will give brainliest!!!!!!!!!!!!plzzzzzzzzzzzzzzzzzzzzzz answer i really neeeeeeeeddd thissssssssssss4. The Jovian planets contain a large percentage of the gases ____. (1 point)

nitrogen and argon

hydrogen and helium

oxygen and nitrogen

hydrogen and oxygen

5. The planet with the greatest temperature extremes is ____. (1 point)

Earth

Venus

Mars

Mercury