Mary, a life-long resident of Oklahoma, purchased a vacation home in Florida, where she intends to retire in a few years. She rents an apartment in Oklahoma, and her main job is in Oklahoma. She is involved in social and professional groups in Oklahoma. This year, she spent the month of December in Florida and then returned to Oklahoma. Which of the following correctly describes Mary's Oklahoma residency and domicile? Mary is a:

1-Full-year resident of Oklahoma and domiciled in Oklahoma all year.

2-Part-year resident of Oklahoma and domiciled in Oklahoma for part of the year.

3-Part-year resident but domiciled in Oklahoma all year.

4-Full-year nonresident of Oklahoma and not domiciled in Oklahoma.