Answer:
You didn't give options, but I would say either rat guts, animal fecal matter, or bugs.
Explanation:
If you eat foods that are high in sodium, the amount you consume will either not change or increase. You must eat more fruits and vegetables to lower your sodium intake.
The upper airways begin with the nasal cavity and continue over nasopharynx and oropharynx to the larynx and the extrathoracic part of the trachea