Answer:
B: Parts could be used for different machines
Explanation:
The answer is: pseudostratified ciliated columnar epithelial cells.
We can find these type of cells in the upper part of the trachea and bronchi, and through the whole upper respiratory tract (nasal cavity included).
Their job is to produce a mocous secretion (look up <em>cilia</em>) help us to stop external, microscopical, materials from entering our lungs, and so we can sneeze and cough them away.
Answer:
The politics of Nepal functions within the framework of a parliamentary republic with a multi-party system
Explanation:
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Mark brainliest