What qualifies as "communication" with children and parents?

What is the purpose of the sinuses? to enhance the loudness of the voice to moisten and warm inhaled air to filter out foreign particles from the air to increase the weight of the skull

Ireally need to know this answer asap

Ladonna is overweight and loves fast food. which is the best diet for ladonna to adopt? a. a diet high in protein and low in fat and sugar b. a diet high in calcium and low in fiber c. a diet high in fiber and low in fat and sugar reset next