I've been a permanent resident for 5+ years

You've had your green card for at least 5 years.

I'm married to a U.S. citizen

You've been a permanent resident for at least 3 years and are married to a U.S. citizen.

VAWA (Violence Against Women Act)

You got your green card as the spouse or child of an abusive U.S. citizen.

My U.S. citizen spouse works abroad

Your U.S. citizen spouse works for a qualified American employer outside the U.S.

Military service during wartime

You served in the U.S. military during a period of hostilities.

Military service (1+ year)

You served honorably in the U.S. military for at least 1 year.

Other reason

Your situation doesn't fit the options above.