challenge: What was one of the changes T. Frank Hayes made to the city charter after taking office in 1930?
  
  A. Establishing a new city council to oversee employment decisions
  B. Creating a no-bid city contracts system and giving himself power to make all employment decisions
  C. Implementing a new tax system to increase city revenue
  D. Reducing the mayor's term from 4 years to 2 years
  Answer: 