Multi-choice problem: Continue writing the next sentence in this paragraph:

How to boil milk
Check whether the milk needs to be boiled.
Some milk is safe to drink without boiling. Follow this guide when deciding whether to boil milk :
Raw milk should be boiled whenever possible.

Available options: (I) Raw milk often has more antibacterial properties, which means it's healthier for the environment. However, it can be uncomfortable to consume. (II) 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. (III) 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. (IV) Raw milk is not harmful to you and the surrounding environment. More important, it should be boiled for one minute.
(II)