Single Surviving spouse Married filing jointly Head of household None of the above Mr. and Mrs. Brook, both age 62, filed a joint return for 20\5. They provided a support for their son who is 19, legally blind, and who had no income. Their daughter, age 21 and a full-time student at a university had $4,200 of income and provided 70% other over support How many exemptions should Mr. and Mrs. Brook have claimed on the 20158 jointmcomeVax return? (DESIGNATE WHICH OF THE ABOVE PERSONS QUALIFIES) 5 4 3 2