Answer :
Final answer:
Social and economic factors influence fashion forecasting, designers depend on fashion forecasts, and the Trickle-down Theory explains fashion diffusion.
Explanation:
Social and economic factors influence fashion forecasting as they play a significant role in determining trends and consumer behavior. Top designers often depend on fashion forecasts to stay ahead in the industry and cater to market demands. The Trickle-down Theory in fashion elucidates how styles and trends diffuse across different societal levels.
Learn more about Fashion forecasting and Trickle-down Theory here:
https://brainly.com/question/36444115