Answer:
The correct answer is d. none of the choices.
Step-by-step explanation:
A contract is an agreement, usually written, although it can also be spoken, by which two or more parties mutually commit themselves to respecting and fulfilling a series of conditions. It is a type of legal act involving two or more people and is intended to create rights and generate obligations, therefore transmitting rights and obligations to the parties that sign it.
It is governed by the principle of autonomy of the will, according to which, it can be hired on any subject not prohibited. The contracts are perfected by mere consent and the obligations arising from the contract have the force of law between the contracting parties.
Currently the contract is an economic instrument to negotiate, to meet needs. Contracts are used to agree on services, products, locations, among others.