A forward contract that must be settled by a sale of an asset by one party to the other party is termed a :
选项：

A:[TABLE border=0 cellSpacing=0 cellPadding=0 width="90%"][TBODY][tr][TD vAlign=top]
A: physicals-only contract. [/tr][/]
B:[TABLE border=0 cellSpacing=0 cellPadding=0 width="90%"][TBODY][tr][TD vAlign=top]
B: deliverable forward contract. [/tr][/]
C:[TABLE border=0 cellSpacing=0 cellPadding=0 width="90%"][TBODY][tr][TD vAlign=top]
C: take-and-pay contract.[/tr][/]