if astronomers discovered a new inner planet in the solar system, which characteristic would it most likely…

if astronomers discovered a new inner planet in the solar system, which characteristic would it most likely have?\no large size\no gaseous composition\no many moons\no fast revolution
Answer
Answer:
D. fast revolution
Brief Explanation:
Inner planets are closer to the Sun, so they have shorter orbital paths and thus faster revolution. They are small - sized, rocky (not gaseous), and have few or no moons.