What is the relationship between 'Airbus Group' and 'MBDA' in the context of the input sentence.
Options: owner of, distributed by, currency, member of

Fri, Jul 31, 2015, 12:23 BST - UK Markets close in 4 hrs 7 mins Airbus Group interested in boosting MBDA stake Reuters - UK Focus – 18 minutes ago 64.92 +2.51
owner of