The profile of the early roomba customers reflected individuals who liked and were comfortable with technology and who also wanted a clean home. dividing the larger population into smaller groups based on such characteristics is a practice known as​

Market segmentation

Explanation:

From the given case/scenario we can sate that such characteristics lie under the practice known as market segmentation. Market segmentation is referred to as the process under which one divides the market of potential consumers into segments or groups, based on several characteristics. These segments that are created tends to be mostly composed of the customers who may react quite similarly to strategies(marketing) and also one who tend to share traits i.e. similar needs, interests, or locations.

not  

cuba  

russia  

iraq  

el salvador  

explanation:

known as the land of volcanoes, el salvador has visit seismic tremors and volcanic movement. it is the main nation in central america that does not have a coastline on the caribbean sea. about portion of all salvadorans live in the wide open. they are poor and don't have power or running water in their homes. in 1525, pedro de alvarado, a lieutenant of cortés's, vanquished el salvador. el salvador, with alternate nations of central america, pronounced its freedom from spain on sept. 15, 1821, and was a piece of a league of central american states until the point when that association broke up in 1838.