Mr. Dent was divorced on March 1 of the current year. During the year, Mr. Dent and his son lived in the same home. Mr. Dent paid all of the costs to maintain the home. His ex-wife pays for more than half of the son's total support, and she properly claims a dependency exemption for the son. What is the best filing status for Mr. Dent for the current year? O Single. O Head of household. O Married filing separately Married filing jointly