All group companies of ADAG (Anil Dhirubhai Ambani Group) delivered pathetic returns even after two decades for Reliance Infra, and one decade for Reliance Capital and Reliance Communications and Reliance Power.
Analyze the relationship between 'Reliance Capital' and 'Dhirubhai Ambani' within the context of the input sentence.
Options: employer, manufacturer, founded by, legal form