Which of the following taxpayers is eligible for the Canada Workers Benefit? (Assume all these taxpayers live in Ontario.)

a. Bok, age 23 and single, received $2,500 social assistance during the year plus $4,500 from a job he started late in the year.

b. Marianne, age 28 and single, received $3,600 EI benefits and $8,000 social assistance during the year

c. Taylor, age 26, supports her husband who is a full-time student at university; she earned $35,000 (tips included) from working as a waitress. They have no children

d. Nathan, age 19 and living alone, went to university full-time for 8 months. He earned $8,400 for the year from a job.