What is the link from one thing to another used to enhance usability

Businesses allocate resources for their best and most productive uses. the more a resource, the more costly it will be. a manufacturer that requires scarce and costly resources is likely to charge for its products.

In my email i got a message it says a quick message and in message details on who its from its says nicole and under nicole is [email protected] -

Quic which one of the following is the most accurate definition of technology? a electronic tools that improve functionality b electronic tools that provide entertainment or practical value c any type of tool that serves a practical function d any type of tool that enhances communication