An agreement made without consideration is void, unless it is a promise to compensate, wholly or in part, a person who has . . . . . . . . done something for the promisor, or something which the promisor was legally compellable to do

A. Invitation to offer B. Counteroffer C. Communication D. None of these

A. Is available to Y's representatives alone B. Is available to Z alone C. Is available to Y's representatives & Z both D. Is available to Y's representatives & after the death of Z, his representatives

A. Theory of unjust enrichment B. The right of lien C. Test of agency D. Doctrine of frustration

A. The active concealment of a fact by one having knowledge or belief of the fact B. A promise made without any intention of performing it C. The suggestion, as a fact, of that which is true, by one who does believe it to be true D. None above