Take context from the input text and decide on the accurate relationship between 'Goldcorp' and 'Gold' from the options provided.
Options: owner of, brand, product/material produced, distribution format

The most influential decliners also included Goldcorp Inc , which fell 1.3 percent to C$19.81, and Barrick Gold Corp , which declined 2.2 percent to C$10.33.
product/material produced