Question

To reduce chances of system failure, engineers may use _____ .

a. robotic guidance
b. performance testing
c. medical technology
d. scientific knowledge

Answer 1

I believe it's B: Performance testing. So they can make sure it works.

Answer 2

I think the answer would be B. For instance take an oil field engineer in order to make sure things dont go wrong they would use trial testing, which is performance testing. I hope this helps