Mrs$.$ Chen is married and does not wish to file a joint return. She provided more than half of the cost of maintaining the home for the tax year, where she and her son lived. Her son is age $11$ and her qualifying child dependent. Mr$.$ Chen left on February $14,$ and Mrs$.$ Chen has not seen her husband since. What is Mrs$.$ Chen's correct and most favorable filing status for $2023?$

Single.

Married filing jointly.

Married filing separately.

Head of household.