Take context from the input text and decide on the accurate relationship between 'Equinix' and 'Data center' from the options provided.
Options: developer, business division, director/manager, product/material produced

Equinix Earnings Jump on Stronger Business from Cloud Clients Data center landlord projects full-year revenue up to $2.7 billion By Google+ July 29, 2015 6:38 p.m.
product/material produced