Utilize the input text as a context reference, choose the right relationship between MasterCard and credit card from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

It has signed up credit card firms and banks such as Visa, MasterCard and Chase as partners.

Answer: product_or_material_produced