![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
Why is the example of diesel engine used in the passage?
A.
To challenge the argument that errors in engineering design are unavoidable.
B.
To support the idea that engineering design involves more than a sense of form.
C.
To criticize the view that mathematics is a necessary part of the study of design.
D.
To questions the idea that design courses form. a part of engineering curricula.