Question

Accepted is to fact as unproven is to _____.

corrosion
subsistence
voracity
conjecture

Answer 1

Accepted is to fact as unproven is to CONJECTURE.

Conjecture is a proposed conclusion based on incomplete information. It is a conclusion without proof. Thus, it is still unproven.

Answer 2

Answer;
Accepted is to fact as unproven is to Conjecture.

Explanation;
A conjecture is a proposed conclusion based on information or evidence that is not complete. For example you conjecture to infer based upon insufficient evidence; to guess.
It is a conclusion that has no proof and thus it is not proved.