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shelf – n. a flat object which is connected to a wall, and on which other objects can be placed
retail – n. the business of selling things directly to customers for their own use
chain – n. a group of stores or businesses owned by the same company
according – adv. as stated by or in
artificial intelligence – n. the development of computers with the ability to do things that normally require human intelligence
scope – n. the area that is included in or dealt with by something
scale – n. the size or level of something especially in comparison to something else
era – n. a long time or period of history
rapidly – adj. very quickly
impact – v. to have a strong effect on someone or something
