In the formula V = (4r)^2, if r is halved, then V is multiplied by	Choose the correct choice from the following options: A) 64 B) 8 C) 1/4 D) 1/8 E) 1/64
Say r=2 =&gt; V1 = 16   when r=1; V2 = 4   V2 = 1/4*V1.   Answer : 1/4
<result>C</result>
In the formula V = (4r)^2, if r is halved, then V is multiplied by