$4.$ You qualify for a special discount if you are either a full$-$time college student in California or$,$ at least $18$ and your income is less than $$20,000$ a year.

For each person below, determine if the person qualifies for this discount. If more information is needed, indicate that. Be precise.

a$.$ A $17-$year$-$old full$-$time student with no job attending a California community college

b$.$ A $28-$year$-$old man earning $$50,000$ a year

c$.$ A $60-$year$-$old grandmother who does not work and does not go to school

d$.$ A boy in first grade

e$.$ A mother making $$18,000$ a year and not enrolled in any college

f$.$ A $22-$year$-$old full$-$time student at Arizona State University with no income

g$.$ An $18-$year$-$old woman earning exactly $$20,000$ a year while attending UCLA part$-$time