The primary role of a functional strategy is to: a. create compatible degrees of strategic intent among a company's different business functions. O b. unify the company's various operating-level strategies. O c. determine how to support particular activities in ways that support the overall business strategy and competitive approach. O d. support and add power to the corporate-level strategy. O e. specify how to build and strengthen the skills, expertise, and competencies needed to execute operating-level strategies successfully