Star A has an abosolute magnitude of 2.5 and star B has an apparent magnitude of 2.5, but star A is a main sequence star and star B is a red giant. Which statement below is correct?
Star A and star B appear to have the same brighntess, but actually star A is brighter than star B.
Star A and star B appear to have the same brightness, but actually star B is brighter than star A.
It is impossible to determine how bright these stars are or appear to be relative to one another, given the information above.
Star A appears brighter than star B, but actually star B and star A are the same brightness.
Star B appears brighter than star A, but actually star B and star A are the same brightness.