What is true with respect to the economic theories of the firm? A$.$ The Coase theory of the firm examines the discrepancy between actual productivity and potential productivity, while the Alchian$-$Demsetz theory examines why B$.$ The Coase theory of the firm minimizes shirking costs' while the Alchian$-$Demsetz theory minimizes transaction costs. C$.$ The Coase theory of the firm exists because of inter$-$twined marginal productivity, while the Alchian$-$Demsetz theory exists because of contracting costs. D$.$ The Coase theory of the firm examines the costs and benefits associated with using the price system, while the Alchian$-$Demsetz theory examines the produci E$.$ The Coase theory of the firm has no power of the entrepreneur over the workers while the Alchian$-$Demsetz theory does have power over