I think the correct answer among the choices listed above is option B. When the demand of a product is low, most likely the price of that product will go down. When the demand is low, most likely there is an excess supply which is referred as surplus. For businesses to have profit or to breakeven, they tend to lower the prices.
Answer:
Because this is constant, we know that the table represents a linear function. In general, to determine whether a table represents a linear function, we make sure the change in y for each unit of change in x is constant.