Answer:
Implied-in-fact-contract.
Step-by-step explanation:
The mentioned elements are a part of Implied-in-fact-contract.
Implied-in-fact-contract is a form of implied contract formed by non-verbal conduct, rather than by explicit words. Supreme Court of USA has defined Implied-in-fact-contract as "an agreement 'implied in fact'" as "discovered when a meeting of minds, which, although not embodied in an express contract, is inferred, as a fact, from conduct of the parties showing, in the light of the surrounding circumstances, and their tacit understanding