Answer:
through advertisement about its product's notable features
offering a warranty that is more generous than most competitors
Step-by-step explanation:
Product differentiation is basically aimed to make a product that is different from other products.
That the characteristics and features of the product are different from that are already present in the market.
Displaying notable features in the advertisement provides for product differentiation in the consumers.
Also providing extra warranty is a feature which will add to the product differentiation.