Answer
Option B, C, D - Tastes Bitter, Highly Reactive, Slippery Feel
Explanation
A base is described by a bitter taste, reactive and feels slippery. Option A is not correct this is because the base obtain curtain specific features. Following are the characteristics of a base is:
It possesses a bitter taste.
It is slippery.
Many bases react with acids and by reacting with acids it forms salts.
Bases turn red litmus paper blue.
Bases possess metal oxides or hydroxides.
