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Deming helped the Japanese to begin the quality revolution in the early O a 1940s O b. 1960s Oc 1970s. Od 1950s One of the following can be good sources of information about competitors O a Market local environment. O b. Financial milestones of the firm. Oc Customers. Od Management feedback to the same firm about its products and services. When the service is actively sought out by the customer and get it employed for the customer own accord it is known as O a Internal service. O b. Involuntary service Oc External service Od Voluntary service. The tool to help brainstorm possible contingencies associated with the implementation of some improvement is O a. The process decision program chart. Ob. The matrix diagram Oc The process map. Od. The affinity diagram