A __________ is an (often times virtual) environment used to verify the correctness soundness of a design or model, like that of a software product.

A __________ is an (often times virtual) environment used to verify th

1.	A __________ is an (often times virtual) environment used to verify the correctness soundness of a design or model, like that of a software product.
A.	Test model
B.	Test criteria
C.	Test Flow
D.	Test bench
Answer» E.