You are presented with the question "What is formed when a high mass celestial body collapses?" and the following answer choices: 
- rays or beams
 - Calcium carbonate
 - It gets heated up
 - fossil fuels
 - scattered light
 - layers of fat
 - a black hole
 - heating liquids

Now knowing that ablack hole is formed by a high-mass star collapses and stars are on an outermost celestial sphere, choose the best answer.


 

       a black hole  