I have a number of these questions and I'm so confused by them, please help. What am I supposed to write in the box?

Effective communication consists of a. verbal and nonverbal communication and speaking clearly and loudly b. verbal communication and stereotyping c. verbal and nonverbal communication and active listening skills d. nonverbal communication and minimal interruptions   select the best answer from the choices provided.

When you have proper posture, your back is arched. a. true b. false

Minor illnesses: a.) decrease the risk of sids b.) increase the risk of sids c.) increase the risk of hospitalization d.) decrease the risk of allergies e.) increase the risk of allergies