The Judgment in Fibrosa Spolka Ackyjna V Fairbairn Lawson

The judgment in Fibrosa Spolka Ackyjna v Fairbairn Lawson Combe Barbour Ltd is authority for what?

A) A contract that is frustrated as a result of the requisition of the goods as a result of war will be held to be frustrated
B) A contract which becomes one with an enemy alien will be considered to be frustrated
C) Contracts made with un-recognised nation states are automatically held frustrated
D) A contract made in peacetime with the armed forces can be discharged in the event of a declaration of war