Throughout the purely factual way which delivers the best outcomes, you could perhaps think and speak about income. Detailed reliable knowledge from primary sources.
Explanation:
It could be proved that anything is true, or someone's mother's statement regarding the bear, which is true even though she snapped a photograph of it trying to stand across from the family vehicle.
Anything true is authentic. It is oriented, meaning that it can be proved, replicated, or witnessed. The proof makes factual anything.