All of them  - are classified into three main types , Shoes stored in the house - are classified by color, season, style and function., Alaska - can be divided into eight separate regions., Web hosting is an exclusive service - that may include a website builder, This section - should consist at least of two parts, As you see, there are different types - of viruses, and they have already been separated into classes and categories, He discovered that heat - is a type of energy,

Infotech p. 10 Classifying

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