Amy is a package delivery service manager. she is interested in implementing the management philosophy pioneered by frederick w. taylor and frank and lillian gilbreth, which scientifically studies work methods to improve the productivity of individual workers. in this particular case, amy will study the routes that drivers take through a congested to city in order to identify ways that delivery staff can make the most deliveries in each two-hour period. human relations management contingency management management science quantitative management scientific management