Vanadium Metal Is Produced by the

Vanadium metal is produced by the

A) reduction of VOCl₂(s) with magnesium.
B) reduction of vanadium(V) oxide with calcium.
C) reaction of V₂O₅(s) with coke.
D) decomposition of VCl₄(g) at high temperature.
E) roasting of VO₂(s) .