Which is true about scientific knowledge?

A. It is never reliable.

B. It is open to change.

C. It always becomes a fact.

D. It is rarely proven wrong.

TB. It is open to change. he thing about science is that a discovery may be made today and written up but by tomorrow something else is found that edifies what was found or proves it incorrect or make it obsolete ... Therefore the answer is B. It is open to change