What is the relationship between MasterCard and credit card in the context of the input sentence. Choose an answer from: 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.

By the Oct. 1 deadline, credit card companies and retailers will shift to "smart cards" using a new technology called EMV—which stands for Europay, MasterCard and Visa, the three companies that created the standard for processing payments.

Answer: product_or_material_produced