(Choose the letter of the correct , ) 1. Lymph tissue and lymph nodes that protect the body from infection A. Adenoids

(Choose the letter of the correct answer, )
1. Lymph tissue and lymph nodes that protect the body from infection
A. Adenoids and tonsils
B. Alveoli and sinuses
C. Bronchi and trachea
2. This tube Carries air down to the windpipe
A. Larynx
B. Sinuses
C. Pharynx