The Limbourg brothers created Les Tres riches heures du Duc de Berry
(The Book of Hours).
Swing era also referred to as Big Band era
C. prehistoric cave paintings.
Jean Dubuffet was inspired by prehistoric cave paintings.
A lancet arch is a window with a pointed arch, these are considered somewhat gothic and often have stained glass or other designs on them. They were used as decoration in churches, castles, ballrooms, etc.