You work for a large company that has over 1000 computers. Each of these computes uses a wireless mouse and keyboard. Therefore, your company goes through a lot of alkaline batteries. When these batteries can no longer power the intended device, you must decide what to do with them. Unless otherwise dictated by your local authorities, which of the following would be the EASIEST way to deal with these batteries?
They must be sent to hazardous waste collection

a. They can be recharged.
b. They must be stored onsite until they expire
c. They can be thrown in the trash.