Maureen Is Injured on the Job and Has to Retire

Maureen is injured on the job and has to retire. Before her retirement, Maureen earned $20,000 in wages. After her retirement, her employer pays her $5,000 for vacation time that accrued before she was injured. In addition, she receives $10,000 to compensate her for sick pay from an accident and health insurance plan that was paid for by her employer. How much of the above payments should Maureen include in her gross income?

A) $10,000
B) $20,000
C) $25,000
D) $30,000
E) $35,000