Wilfred is outside in the spring cutting the grass. He notices that his nose and sinuses are stuffy and he is having trouble breathing. All this reminds him of his allergy to pollen. Which BEST describes the commonly prescribed drugs for his condition and how they can help him?
a. Antihistamines reduce the allergic response.
b. Bronchodilators reduce the allergic response.
c. Inhaled steroids relieve the tension in the lungs.
d. Leukotrine inhibitors relieve the tension in the lungs.