Crola, a cell phone manufacturing company, adds a new in-bui…

Crola, a cell phone manufacturing company, adds a new in-built feature to its cell phones. With the help of this feature, users can now recall messages that they may have accidentally sent to another person. To make use of this feature, the users need to go to the settings of the cell phone and make a few changes. The change made by Crola in its product is an example of a _____.

Joel wants to buy his best friend a home audio system for hi…

Joel wants to buy his best friend a home audio system for his birthday. He visits a few electronic stores and looks at different brands of audio systems and compares their prices. He finally purchases a wireless Bluetooth home audio system from a store that offers good quality within a reasonable price. In the context of product classifications, Joel’s purchase falls under the category of _____.