Answer:
Non-price competition
Step-by-step explanation:
Non-price competition is when producers use other factors other than the price of their good or service to raise the demand for their product.
Optimax is trying to increase its market share by changing the container for its product. This is non price competition.
Price war is when producers lower the price of their goods in an attempt to increase the demand for their product.
Price leadership is when the dominant firm in an industry sets the market price.
I hope my answer helps you