Answer:
Option C
Explanation:
Changing of water into steam is a physical process in a substance changes its state from liquid to gas.
While in all other option such as
Option A - the answer varies from person to person based on their choice
Option B - Is also a human value/ethic based question and hence science cannot help in this matter.
Option D - This is also a question depending on personal choice of a person.
Hence, option C is correct
