Complete the sentences by adding the missing word:

A$.$ Price, more than most product attributes, effectively defines our $\_\_\_\_\_\_\_\_\_$ position.

B$.$ The greater the degree of differentiation between your product and others, the $\_\_\_\_\_\_\_\_\_$ the price you can charge for it$.$

C$.$ The higher the price of a product, the higher it's perceived $\_\_\_\_\_\_\_\_\_.$