The radius of a sphere is multiplied by 1/7 . What effect does this have on the volume of the sphere?

A.
The volume of the sphere is multiplied by 1/343 .
B.
The volume of the sphere is multiplied by 1/49.
C.
The volume of the sphere is multiplied by 1/7 .
D.
The volume of the sphere is multiplied by 1/21.
E.
The effect on the volume of the sphere cannot be determined.

Respuesta :

I think answer should be d. Please give me brainlest I hope this helps let me know if it’s correct or not thanks I appreciate it okay