Pls answer questions A and B please.

Why do carbohydrate molecules function so well as fuel for the body?

An 88 year-old widow with uterine prolapse and multiple comorbid conditions has been unsuccessful in the use of a pessary for treatment elects to receive colpocleisis (lefort type) to prevent further prolapse and avoid more significant surgery like hysterectomy. the treatment is successful. what are the cpt® and icd-10-cm codes reported for this procedure?

Located at the epidermal-dermal junction of the skin. select all true statements about the transformation of melanocytes into abnormal cell