But with Vodafone chucking massive sums to improve its data and voice capabilities, not to mention embarking on massive acquisitions like those of multi-services providers Kabel Deutschland and Ono , the London firm's revenues performance has received a huge boot in the right direction.
What is the relationship between 'Vodafone' and 'London' in the context of the input sentence.
Options: headquarters location, location of formation, member of, publisher