Staff salaries were $32,000/month last year and $47,000/month this year, what is the total yearly labor cost increase

The director of the federal trade commission (ftc) bureau of consumer protection warned that the agency would bring enforcement action against small businesses that select one: a. failed to inform the public about network failures in a timely manner b. failed to transmit sensitive data c. did not report security breaches to law enforcement d. lacked adequate policies and procedures to protect consumer data.