Answer:
Acute inflammation of the mucous membrane of the nose, with the discharge of mucus; a head cold.
Explanation:
Acidic substance(s):
Vinegar contain acetic acid
Tomato Juice contain citric acid
Basic substance(s):
Baking Soda contains Sodium Carbonate
Neutral Substance(s):
In the process of producing sugar, the sugar cane juice is acidic but goes through a process where it's acidity is neutralized and as such the crystalline sugar ends up neutral
Mechanical digestion takes place in the mouth
I think A makes the most sense..