Respuesta :
Answer: The correct answer is "C".
Explanation: The outer planets are made up of gases but there is a reason for that. They were just bigger. It's simple really.
The reason why the author say that the outer planets are made of gas when the inner planets are made of rock and dirt is that the outer planets remained gas because they were bigger.
Why are the outer planets made of gas?
Note that the temperature of the early solar system is one that can give us the reason for the above. This is because it tells us that the inner planets are rocky and then the outer ones are known to be gaseous.
The inner planets are said to have a shape that is smaller when compared to the outer planets which are bigger and due to the above, they have low gravity and are not able to attract large amounts of gas towards their atmospheres.
Learn more about planets from
https://brainly.com/question/6873522