An Idiophone. It is a the instrument that produces sound by being struck, scraped or shaken.
Can you please repost this question with the entire question? You need to also state what the “following” is.
Answer: C- Engraving
Explanation: accomplished by pushing small v-shaped metal rod called a burin, across a metal plate, usually of copper or zinc, forcing the metal up and off the plate in slivers. Line engravings were commonly used to illustrate books and reproduce works of art in the era before photography.
The basic primary colours are Red, Yellow, and Blue. Happy Holidays!