Answer:
An acid-resistant substance called GROUND.
Next the plate is dipped in ACID.
Explanation:
organum, i'm almost 100% sure
(lemme know if it's right, i have the same question)
Answer:
A self portrait gives children the time to study their eyes, nose, mouth and the rest of their face and body, and to work out how it all fits together – perfect for teaching children how to draw basic body shapes. Creating a self portrait allows the maximum amount of artistic freedom.
Explanation: