A circular flow diagram is shown. A center box is labeled A, with arrows pointing to and from the center box and the top and bottom boxes. The top box is labeled D, and the bottom box is labeled B. A box on the left is labeled C, and a box on the right is labeled Households. The outer boxes B, C, D, and Households are connected by curved lines in a circular shape.
Use the image to answer the question.
Which label shows where business fits on a circular flow diagram?
a. label A
b. label B
c. label C
d. label D