The validation of requirements is the verification process by which the requirements actually define the system that the client wants. For example,...

The validation of requirements is the verification process by which the requirements actually define the system that the client wants. For example, in consistency verification, the requirements in the document should not conflict, and in completeness verification, the requirements document should include requirements that define all the functions and constraints intended by the system user. Given the above text, mark the alternative that corresponds to the technique where executable models of the system are created for validation with users.


a) Completude.
b) Prototipagem.
c) Consistência.
d) Geração de casos de teste.
e) Unidade.