$1$:$2-34$ Dependency Requirements and Child Credit. Robert provides more than half of the support

for his daughter, Jane, and her cwo children. Jane earned $$20,000.$ Robert, whose AGI is

$$160,000,$ paid the rent of $$11,000$ on Jane's apartment and provided an additional $$15,000$

support. Jane is age $30,$ and her children are age $7$ and age $4.$ Robert is not married.

a$.$ Can Robert claim Jane as a dependent?

b$.$ Can Jane claim her children as dependents?

c$.$ Who is entitled co the child credit?