Which answer shows the relative frequency by the row of girls?

(a) 52.5%, 23.0%, 24.6%, 100%

(b) 57.0%, 12.2%, 27.8%, 100%

(c) 60%, 12.2%, 27.8%, 100%

(d) 62.8%, 44.0%, 62.5%, 100%

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.