1. Is effective communication
2. Is whose primary objective is to prevent the opposing team from scoring
3. Is offense
4. Is man-to-man
5. Is formation
Explanation:
List another name for the larynx and the importance it plays in the human body. The larynx is also called the voice box. While its main function is to allow a person to speak, it also protects the trachea.
I believe the answer is the systemic circuit