What is the main difference between strategy formulation and strategy implementation?

Group of answer choices

a$.$ Strategy formulation is about improving the efficiency of operations, while strategy implementation is about designing and delivering products.

b$.$ Strategy formulation is about executing strategies, while strategy implementation is about choosing those strategies.

c$.$ Strategy formulation is about financial performance, while strategy implementation is about achieving a competitive advantage.

d$.$ Strategy formulation is about selecting strategies, while strategy implementation is about putting those strategies into action.

e$.$ Strategy formulation is about creating a company's organizational structure, while strategy implementation is about designing its control systems and culture.