Express the Verbal Model in Symbols $C = k v z x$

Multiple Choice

Express the verbal model in symbols. C varies jointly with v , z , and x .

A) $C = k v z x$
B) $C = \frac { k } { v z x }$
C) $C = \frac { k v z } { x }$
D) $C = k v - z x$
E) $C = k + \nu z x$