The Figure Shows a Reaction Between Xenon Gas and Fluorine

The figure shows a reaction between xenon gas and fluorine gas. Is the diagram correct, and if not, how could it be modified to show that the law of conservation of mass is obeyed?

A) Add one more XeF₄ molecule, one more O₂ molecule, and three more Xe atoms to the right image.
B) Add four more XeF₄ molecules to the right image.
C) Add three more XeF₄ molecules and one more Xe atom to the right image.
D) Add one more XeF₄ molecule and three more Xe atoms to the right image.
E) The diagram is accurate as shown.