The word that has a Greek or Latin word root meaning "speak" is B. verdict. The root "dict" comes from Latin "dicere," which means "to say" or "to speak."
- Spectacle: from Latin "spectaculum," meaning "to look at."
- Inaudibly: from Latin "audire," meaning "to hear."
- Microphones: from Greek "phonē," meaning "sound" or "voice."
So, the correct answer is B. verdict.