What Is a Valid Criticism of the Common Law with Respect

Multiple Choice

What is a valid criticism of the common law with respect to the current application of an implied term of good faith by the courts when considering dealings between contractual parties?

A) Business interests are not served by good faith conduct of contractual obligations.
B) Business interests are not opposed to bad faith conduct to achieve added benefit.
C) Opposing rulings create uncertainty,which is not the function of common law.
D) Opposing rulings maintain the rule that parties must take care of themselves.