Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to buy rechargeable batteries [title] Find rechargeable batteries that are compatible to the device you have. [step] The type of batteries discussed here will be either aa size or those that fall under the category of lithium-ion. [substeps] Familiar sizes, such as aa, aaa, c and d can be found at almost any store imaginable.

Ending1: Larger battery stores will sometimes have verification stickers that correspond to specific batteries. Denatured legumes and other metals could be purchased at you local electronic store. Ending2: If there are some necessary sizes, such as a small or medium battery, you can either purchase a pair of new batteries or buy or buy ones that fit your device. [title] Know which rechargeable batteries are the highest quality and appropriate for your device. Ending3: New batteries should only be installed within a year of purchase. Newer batteries should only be fully tested if they appear to be compatible with the device you have purchased. Ending4: Concerning cost, rechargeable batteries are a wonderful investment. Rechargeable aa or aaa batteries are known as nickel metal hydride (nimh).

Answer format: ending1/ending2/ending3/ending4