In the retail industry, a "Category Killer" is referred to as:

 Key Points

Category Killers

• These typically dominate a product category by offering low prices and a wide product selection.
• Category killers proliferated during the 1980s and 1990s but fell by the wayside as online retailers took centre stage in the subsequent decade.
• A category killer is a large retail chain superstore that dominates its product category and puts less productive and highly specialised merchants out of business.
• A category killer is a large retail store that has a wide product selection and attractive prices.
• It is similar to a speciality store but wedded to discounting and domination of a product category.
• It dominates other stores in the same product category and drives rivals out of the market.
• It has a competitive advantage due to its wide choice of products, affordable prices, and huge marketing campaigns.
• It is a large, everything-in-one store that dominates a product category.
• It’s a serious competitor for other smaller stores as it usually has a wide selection of products and lower prices.
• Its market penetration, pricing, and product assortment provide such big-box stores with a competitive advantage.
• Examples include Walmart, Home Depot, and Staples.

Therefore, the correct answer is A speciality store wedded to discounting and domination of a product category.

Additional Information

Specialty store:

• A specialty store is a retail store that specialises in selling a specific product category.
• These stores don’t sell large quantities of different product categories.
• They are the opposite of big-box stores like Walmart that have everything a customer needs. Lululemon is a great example of a specialty store because it sells sportswear only. People can shop for leggings, joggers, hoodies, shorts, etc.