Internationally, UGG declined versus last year primarily related to COVID-19 store closures, the multiyear marketplace reset in Europe, and the brand having a smaller e-commerce presence relative to the U.S. market, making it more challenging to offset the volume loss from retail stores.
Take context from the input text and decide on the accurate relationship between 'UGG' and 'retail' from the options provided.
Options: industry, currency, developer, platform