Question

Fill in the blank with a suitable preposition.

Her grandfather is a person with a lot _______ knowledge.

• A. on
• B. of
• C. with
• D. by

Answer 1

The correct option is B of

A preposition is a word which comes before a noun or a pronoun and establishes a relationship between the elements of a clause or words. Option B)of is correct as it indicates a characteristic. The other options are wrong as on, with, and by indicate a surface, inclusion, and usage respectively. These uses don't fit in the given question. The correct answer is B)of.