Read the following sentence and explanation: "The lawyer had a hard time finding credible witnesses to participate in the court trial." The word credible contains a common Greek root and a common suffix. Select the correct meaning of the word.

The word "credible" contains the Greek root "cred" meaning "believe" and the suffix "-ible" meaning "able to be". Therefore, the correct meaning of the word "credible" is "able to be believed or trusted".