GMAT Critical Reasoning (CR) | Brown dwarfsdim red stars that are too cool to burn

Answer is A
To understand this question one must remember that stars are born !
Yes just like pop stars, rock stars, sports stars, film stars, The stars in sky are also born.
If you know this fact answer will come to you in 5 seconds.
Stars are NAMED depending upon how much hydrogen they have burned and how much stronger their gravitational field:- some of the stars are RED GIANT, WHITE DWARF, BLACK HOLE, NOVA, SUPERNOVA, ETC ETC

Coming back to the question
This is an assumption question.
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