What is the relationship between 'Vodafone' and 'm-pesa' in the context of the input sentence.
Options: distribution format, currency, developer, owner of

The list includes Aditya Birla Nuvo, Airtel M Commerce Services, Cholamandalam Distribution Services, Fino PayTech, National Securities Depository Ltd, Reliance Industries , Tech Mahindra and Vodafone m-pesa Ltd.
owner of