Answer:
The demand curve would shift to the right
Step-by-step explanation:
A monopolistic competition is when there are many buyers and sellers of differentiated goods.
Producers in a monopolistic competition usually engage in advertising.
Advertising increases the awareness of a good or service to consumers which should increase the demand for the good. Increase in demand for the good, would shift the demand curve of the good to the right.
I hope my answer helps you