C. prehistoric cave paintings.
Jean Dubuffet was inspired by prehistoric cave paintings.
A monogram or wenzel ( Polish: Węzeł, "knot") is a motif made by overlapping or combining two or more letters or other graphemes to form one symbol. Monograms are often made by combining the initials of an individual or a company, used as recognizable symbols or logos.
The answer is b
Hope this will help.
Keith Urban's latest song is Wasted Time. I think.