Answer:
3. Hats show individualism.
Explanation:
This sentence from the text assumes that for women who want to be unique and set apart from others, a hat is a very good choice. Individualism is the attribute of being self-reliant and independent. It connotes the idea of uniqueness and being special or set apart from others.
So, the sentence means that for women who wish to be set apart from others, a hat would serve the purpose of a good fashion statement.