The answer would be a catalyst. Someone or something who causes something to happen.
<span>She thinks he could be a thief, murder, or mentally disturbed person</span>
The correct answer is B. A borrowed word.
The word croissant came from the word "crescent." Thus, because of the shape of the croissant, the word was probably borrowed from crescent. So that's how they named the word. By borrowing it from the word crescent. I hope this answer helped you.