Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to freeze and preserve herbs in olive oil [title] Pick through the herb crop to select the heartiest specimens. [step] Remove wilting or browning fresh herbs. [title] Remove dirt or debris from herbs.

Ending1: [step] Use a damp cloth to wipe down the herbs to remove any oils. [substeps] Other popular herbs that can be used in frozen and preserved foods include rosemary, sage and basil. Ending2: [step] Be sure you remove all trim and leaves, as well. Also, remove over-dried, bruised, cracked and unruly herbs or you risk bacterial contamination. Ending3: [step] Removing hard or tough bits of the herb from the soil will help extract bacteria and prevent decay. [title] Make sure the herbs appear to be clean and without any pesticides. Ending4: [step] Depending upon the type of herb, either wash thoroughly or remove debris using a wet paper towel. Don't forget to allow herbs to dry completely before freezing.

Answer format: ending1/ending2/ending3/ending4