Del Verrocchio was Leonardo Da Vinci's teacher or master artist. He retired because he thinks he could not paint as well as Da Vinci. Though Del Verrocchio, Da Vinci would have been exposed to both theoretical training and vast variety of technical skills.
Chlorine and Mustard gas are types of poison gas, sometimes used during chemical warfare. For example Germany introduced their usage against the Allies during WW1.
Answer:
The Scallop Shell.
The Pearl.
The Mirror and Girdle.
The Rose.
The Pomegranate.
The Dove, Sparrow, and Swan.
Explanation:
D.
Most women stepped up and became factory workers producing war goods to be shipped to the soldiers fighting.
Because history tends to repeat itself and these stories echo events in real life.