This is an example of a because it not only shows skills and beauty, but was also created to hold or transport something. a.
piece of functional art
c.
piece of fine art
b.
practical vase

Iwould go with a or d would be your answer

Tan, an pearl. it's unique.

The theme of social protest remained a consistent focus for jacob lawrence throughout his career. in the 1960s lawrence was inspired by news reports and photographs, including images of segregated lunch counter sit-ins and stories of the   freedom riders in the civil rights movement. from the 1970s onward, lawrence's work focused less explicitly on contemporary social issues.