​The "metering" scheme refers to

A) ​Discriminating consumers through the amount of product bought
B) Giving away core technology and making up for it through higher margins on secondary sales
C) An indirect method of price discrimination
D) ​All of the above

Metering Scheme

A pricing strategy used by firms to charge customers based on their actual usage of a service or product.

Indirect Discrimination

Discrimination that occurs when a seemingly neutral provision, criterion or practice puts individuals at a particular disadvantage compared to others, often unintentionally.

Core Technology

The primary technology that is central to a company's products or services, often determining its competitive advantage.