Question

A body of knowledge must be _____ in order to be considered science.

realistic and reliable.
observable and testable.
factual and testable.
believable and reliable.

Answer 1

I think its B

Answer 2

B you would be correct on your assumption

Answer 3

I'd say second one.

Answer 4

exactly, so you may prove your theory or idea :)

Answer 5

Thank you everyone!(:

Answer 6

you are most certainly welcome