Motor Oil Is Being Discussed

question 3

Multiple Choice

Motor oil is being discussed. Technician A says that the "W" in 10W-30 stands for "weight." Technician B says that thicker oils can cause lubrication problems in colder climates. Who is correct?

• A) A only
• B) B only
• C) Both A and B
• D) Neither A nor B

---

Definitions:

Total Revenue

The cumulative financial gain a company secures from its commercial activities, including sales and services, within a particular duration.

Upsloping Line

In graphical representations, a line that rises from left to right, often used to depict positive relationships between two variables, such as price and supply.

Marginal Revenue

The increment in revenue realized from the sale of an additional unit of a product.

Market Price

The current price at which a good or service can be bought or sold in an open and competitive market.