Question

If a source is trustworthy and likely to be correct, it is

Answer 1

Credible

Step-by-step explanation:

You have the ability to give credit to it. Speaking of which GIMME YA CREDIT Nah just kidding but srsly a heart would be nice ;)

Answer 2

If a source is correct and trustworthy then it is credible, which means that you can use it in official research as a valid source without having your work discredited. This means that it is usable, and has a merit, and you can use it without being afraid of plagiarism or something else.