What is the relationship between 'SABMiller' and 'Anheuser-Busch InBev' in the context of the input sentence.
Options: chairperson, parent organization, platform, product/material produced

SAB MILLER: Anheuser-Busch InBev SA could bid about $106 billion for SABMiller within days, with an opening offer expected as early as Monday morning, the Sunday Times reported
parent organization