Utilize the input text as a context reference, choose the right relationship between 'CommonBond' and 'student loan' from the options.
Options: product/material produced, operator, distributed by, owner of

Enter student loan refinancing companies, such as SoFi and CommonBond , which hope to lower your interest rate by re-financing and/or consolidating your loans, and aggregators such as Credible, which powers NerdWallet’s engine by providing users a simple search engine interface for finding such a re-financing provider.
product/material produced