Which of the following is the adjective formed from the noun demonstration?
a demonstrate
b. demonstrably
C. demonstrative
d. demonstratively

Demonstrative

Explanation:

A noun is a person, place, or thing. Meaning that demonstrative would be, technically, considered a noun.

hancock was president of congress when the declaration of independence was adopted and signed. he is primarily remembered by americans for his large, flamboyant signature on the declaration, so much so that "john hancock" became, in the united states, an informal synonym for signature.

explanation: