Which best describe the final phase in our suns life cycle

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

im doing test rn im going with 2 but ill give answer if itss wrong,   : )

it is reliable if two scientists recorded it