Use a Truth Table to Answer the Following Question $\mathrm { G } \vee \mathrm { X }$

Use a truth table to answer the following question.Which, if any, set of truth values assigned to the atomic sentences shows that the following argument is invalid? $\mathrm { G } \vee \mathrm { X }$
G
X

A) G: T X: T
B) G: T X: F
C) G: F X: T
D) G: F X: F
E) None-the argument is valid.