Which statement is true? O a. Outsourcing should not be done at this point in time due to the significant risks in this volatile environment O b. Outsourcing is always helpful because the risks are typically much smaller than the benefits of outsourcing O c. Outsourcing is typically helpful when a firm has no access to labour to produce goods on their own premisses O d. Outsourcing is often helpful when a single firm does not achieve economies of scale