Which point on the graph indicates a surplus production of shampoo?

The point on the graph indicates a surplus production of shampoo is:

                              Point D.

Surplus--

The word surplus stands for the amount which is extra as compared to what is needed.

In economics the surplus amount is the extra amount of the goods and services which is supplied by the supplier to the actual amount which is demanded.

This extra amount always lie above the point of equilibrium i.e. the point where both demand and supply are equal.

                 Hence, Point D denote surplus amount.

the correct answers i think are b. and d.

give me brainliest if it is correct!