Answer:
Trend Demand
Step-by-step explanation:
Hollywood is a place where many fashion trends start. Celebrities are a reference for many people which lead them to be like them. Wearing the same clothing than their Hollywood stars is so common that many clothing business know beforehand they should provide those pieces of clothing because the consumer will demand for them. If women in Hollywood start wearing ripped leggins and extra-large sweaters, then it is just a matter of time until the consumers start asking for such garments.