Analyze the relationship between 'Yoplait' and 'General Mills' within the context of the input sentence.
Options: operator, parent organization, developer, director/manager

With many consumers increasingly preferring to buy fresh organic produce, General Mills ( GIS - Get Report ) , maker of Yoplait yogurt and Cheerios cereal, may be poised to divest of its Green Giant frozen and canned vegetable business.
parent organization