Answer:
Give me the performer name plz
Explanation:
The answer is B
Answer - A. Engraving
Simple Explanation Reason - Why it was difficult is because of learning the technique. Since it was less common then Printmaking used with etching.
Credit Researched - Engraving - Wiki-Pedia
It seems you need to read the passage. Sorry but please include a text.
Answer:
A chord is any combination of three or more pitch classes that sound simultaneously.
A three-note chord whose pitch classes can be arranged as thirds is called a triad.
To quickly determine whether a three-note chord is a triad, arrange the three notes on the “circle of thirds” below. The pitch classes of a triad will always sit next to each other.
A triad (A, C, E) on the diatonic circle of thirds.
Explanation: