PLLLLLLLLLLZ HELP 30 POINTS ANSWER ONLY IF YOU KNOW
The correct expression for finding the period of a planet revolving around the Sun is:

T = r^2(2π / GmS)

T = r^3(4π^2 / GmS)

T^2 = r^3(4π^2 / GmS)

T^2 = r^3(2π / GmS)