In the Past Month, Anglo Lumber Co Has Concluded a Number

In the past month, Anglo Lumber Co has concluded a number of contracts. In which of the following cases have its standard terms been incorporated?

A) Anglo is contacted by Baker Builders. An employee of Anglo faxes an order form on the front of which is written: 'For terms and conditions of sale see back.' The employee forgets to fax the back of the document. Baker accepts the offer on the form.
B) Anglo Lumber sends an English language order form containing its conditions of sale to a Chinese construction firm. Although the management does not speak a word of English, they sign the order form. The order form contains numerous terms and conditions of sale.
C) In a telephone conversation, Paperwrite agrees to buy a shipment of lumber from Anglo for £550 per ton. At the time of delivery, Paperwrite is presented with an invoice which has Anglo's conditions of sale printed on the back. Before Paperwrite has paid the contract price, the market value of paper rises dramatically. Anglo's conditions contain a price variation clause for such an event.
D) None of the options given is correct.