Which among the following is a reason why we do not completely rely upon ground tests for analysing fluid dynamics?
(a) Three-dimensional flows cannot be analysed
(b) Facilities do not exist in all fight regimes
(c) The output generated is not as accurate as theoretical analysis
(d) Long run-time
The question was asked during an interview for a job.
My doubt is from Philosophy topic in portion Philosophy of Computational Fluid Dynamics of Computational Fluid Dynamics