26. Bruce is single, retired, and received Social Security retirement benefits of $18,000 this year. His other income consists of $15,000 from his former employer’s pension plan; $10,000 in tax-exempt municipal bond interest; and $1,000 in dividends. How much of Bruce’s Social Security Benefit will be subject to income tax? a. $0. b. $5,350. c. $9,000. Page 7 of 12 d. $15,300.