What two traits must a viable hypothesis have? testable and true. measureable and factual. testable and falsifiable. be in the form of question and be based on previous work.

Answer;

Testable and falsifiable.

Explanation;

-The two traits that a hypothesis must have in order to be viable are; testable and falsifiable.

-A scientific hypothesis must  be testable, which means that it should be possible to make observations that agree or disagree with it.

-Falsifiability of a hypothesis on the other hand, refers to the capacity for some proposition, statement, theory or hypothesis to be proven wrong. This is an essential component of the scientific method and the testing of a hypothesis.