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

How to determine your tax filing status
Choose single if you are unmarried.
Generally, you can file as single if you meet any of the following requirements :
You've never been married. You've been legally separated according to your state law, e.g., by getting divorced.

Pick your answer from:
[1]. You have just married someone you have children with. You have any income earned from savings to pay taxes.
[2]. You've only had children and have been married for nine years or less. Your spouse is financially dependent on you for income, including mortgage and real estate.
[3]. You're not a free domestic relations agent. Your property, including your account number, is the primary qualifying criterion for claiming a tax filing status.
[4]. However, your divorce must be final by the end of the tax year. You were widowed before the start of the tax year and haven't remarried before the end of the year.
[4].