Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to boil milk [title] Check whether the milk needs to be boiled. [step] Some milk is safe to drink without boiling. Follow this guide when deciding whether to boil milk : [substeps] Raw milk should be boiled whenever possible.

Ending1: Raw milk often has more antibacterial properties, which means it's healthier for the environment. However, it can be uncomfortable to consume. Ending2: Pasteurized milk should be boiled if it has been stored at room temperature. It does not need to be boiled if it's been in the refrigerator or a very cold room. Ending3: Raw milk that is cooked fresh is better stored in the microwave than cooked milk in a pan. Any milk that is a solid is safe to drink. Ending4: Raw milk is not harmful to you and the surrounding environment. More important, it should be boiled for one minute.

Answer format: ending1/ending2/ending3/ending4