The correct answer is option C, that is, outer planets.
In the given case, the heavenly body that is referred is Jupiter. It is about 5.2 astronomical units away from the Sun and is categorized under the outer planets. The Kuiper belt is approximately 50 astronomical units away from the Sun, on the other hand, the asteroid belt is about 3.2 astronomical units away from the Sun.
In the case of inner planets, that is, the Earth, Mars, Venus, and Mercury, they are 1, 1.5, 0.7, and 0.39 astronomical units away from the Sun.