An implied contract

Select one:

a$.$ must be in writing

b$.$ is one in which the terms are spelled out

c$.$ is one inferred from the actions of the parties

d$.$ is imposed by law to avoid an unjust result

The Convention on Contracts for the International Sale of Goods is

Select one:

a$.$ contract law used in overseas US federal territories

b$.$ a kind of treaty setting out international contract law, to which the United States is a party

c$.$ a customary format or template for drafting contracts

d$.$ an annual meeting of international commercial purchasing agents.