Read the following passage from the autobiography. “ Jackson’s character was a singular one, with many noble features: he was devoted to his duty, generous to a fault, bold, resolute, and (persistent—) almost stubborn.”

Use your knowledge of the Latin suffix -ent and the fact that the word persist means “ to refuse to give up” to choose a synonym for the word persistent in the sentence.

A. Energetic
B. Prideful
C. Enthusiastic
D. Determined