Concept:Textile and footwear industries are labour-intensive, so their location is strongly influenced by the availability of cheap labour.Explanation:Textile and footwear production require many workers for sewing, cutting, assembling, and finishing.Therefore, these industries are often located in areas where there is a large and inexpensive labour force to reduce production costs.Although raw materials, energy, and capital are important, cheap labour is the most influential factor for such industries.Answer:D. Abundant cheap labor