NEET 2022 Zoology question on Breathing and Exchange of Gases

1. A.
   It clears inhaled air from foreign particles
2. B.
   Inhaled air is humidified
3. C.
   Temperature of inhaled air is brought to body temperature
4. D.
   Provides surface for diffusion of $O_2$ and $CO_2$

[NEET 2022]