Why is computer called a fast machine​

In which part of a professional email should you try to be brief, but highly descriptive?

Which set of steps will organize the data to only show foods with more than 100 calories and rank their sugar content from greatest to least?

Afashion designer wants to increase awareness about her brand. which network can she use and why she can use the blank to blank her products online. answers for the first blank: internet, extranet, or intranet answers for the second blank: market, design, and export