Answer:
The correct answer is A that is right and inelastic
Step-by-step explanation:
When the firm or business, advertises a product, it is done to increase the demand of the product. So, if the demand will increase for the product, this will lead to shift the demand curve to the right. And tries to make the demand of the product more inelastic, which means that the whether price will go up or go down, the buying habits of the customer will be same or remain unchanged for the product.
So, it will be shifting the demand to right and make the product more inelastic.