Which of the Following Is True of the Contract Curve

Multiple Choice

Which of the following is true of the contract curve?

A) The contract curve is an enforceable agreement between parties to an exchange.
B) The contract curve designates the potential trade possibilities along an indifference curve.
C) The contract curve delineates all Pareto efficient allocations in an Edgeworth box.
D) The contract curve defines the equitable exchanges anywhere in an Edgeworth box.