What steps did scientists use to figure out the theory of the sun at the center of solar system

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

diaria maybe go see a doctor about that

if the temperature drops and becomes cool

then the atmosphere can be freezing as the water vapor in the air is at maximum (100%) and can be severely cold

also can be snowing lightly as the moisture in the air will start to solidify

and btw this is not chemistry but