The Costs Under an Onerous Contract Are Measured Using Which

The costs under an onerous contract are measured using which valuation method?

A) The lower of cost or net market value.
B) The lower of the cost of fulfilling the contract and the penalties arising from failure to fulfil the contract.
C) The present value method using a risk-free discount rate.
D) The unavoidable costs of meeting the obligations discounted by reference to market yields at reporting date.