12. Some materials of PPE have an expiration date which must be carefully monitored by the war since the expired material would mean A. You have to repair it to save money and prolong its life. B. You will have to buy a replacement and will enjoy a new one, C. You will be exposed to danger if you will still use them since its ability to protect you will be lost as it expires. D. You have to donate the expired Personal Protective Equipment to the less fortunate farmer who cannot buy his own.​