Question

y = 0 in second line. ​

Answer 1

Answer:

The lungs are a pair of spongy, air-filled organs located on either side of the chest (thorax). The trachea (windpipe) conducts inhaled air into the lungs through its tubular branches, called bronchi. The bronchi then divide into smaller and smaller branches (bronchioles), finally becoming microscopic.

Answer 2

Answer:

sorry don't know 　(இдஇ; )

Explanation:

Federalism, mode of political organization that unites separate states or other polities within an overarching political system in a way that allows each to maintain its own integrity.