Asteroid belt is the area between Mars and Jupiter.
Answer: Option C
<u>Explanation:</u>
The region between orbit of Mars and the orbit of Jupiter is called as asteroid belt. The asteroid belt consists of several number of asteroids inside the belt which are considered to be the left overs of the solar system.
Rock gas boundary usually consists of rocks and gas inside the region which is not applicable to define the space between mars and Jupiter.
Because in thermal conduction there is no flow of extra electrons through conductor incase the vibration of neighbour electron,atom Helps to transfer heat energy
