Jackie Robinson helped to change baseball by: O A. boycotting major league games until they desegregated
O B. refusing to join the major leagues
O C. becoming the first Black player in the major leagues
O D. speaking out repeatedly against segregation in sports

Which of these is not a criticism of the concentric zone model? it does not accurately describe cities after the rise of suburban development. it only applies to cities that grew after the development of the automobile. it assumes that inner-city areas will always be repurposed instead of abandoned. it places too much importance on the traditional central business district.