Question

in order to achieve equilibrium, what else must be included on the graph?
o disequilibrium
o supply curve
o excess supply
o excess demand

Explanation:

In a market - demand graph, to achieve equilibrium, both the demand curve and the supply curve must be included. Equilibrium occurs at the intersection of the demand and supply curves. Without the supply curve, it's impossible to determine the equilibrium price and quantity.

Answer:

supply curve