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
The answer for this question is D, for functional uses such as, holding water or to carry grains
