What is the relationship between 'SABMiller' and 'Anheuser-Busch InBev' in the context of the input sentence.
Options: location of formation, distribution format, platform, parent organization

SABMiller (Xetra: BRW1.DE - news ) tops FTSE SABMiller frothed higher after it responded to recent press speculation by confirming that Anheuser-Busch InBev has informed the company that it intends to make an offer.
parent organization