My 19 year old child lived with me for 6 months in 2016; 5 of those months she was a full time student in high school.

My 19 year old child lived with me for 6 months in 2016; 5 of those months a full time student in high school. No one else is claiming this child on income taxes.  child is not married.  child did file for income taxes for some SSA and work income.  can I claim child on my 2016 income taxes?