Regarding nonsexist language, which statement about courtesy titles for women is true?

Multiple Choice

Irrespective of whether a woman is married or single, address her as "Miss."

When you happen to know that a woman is married, always address her as $"$Mrs$."$

If a woman types her name in a certain way, use the title she designates to herself to address her.

No matter how a woman introduces herself on the phone, always respond by addressing her as "Miss."

If a woman has a professional title, use a different title than you would use for a man in the same profession.