Mega Root СА Mega Ops CA Mega M&A CA Micro Root CA Ops Employees M&A Employees Micro Employees Suppose MegaCorp buys MicroCorp to become GigaCorp. Before GigaCorp becomes operational, MegaCorp Merger and Acquisition (M&A) employees must be able to communicate with MicroCorp employees. For the trust topology of MegaCorp and MicroCorp shown, select the cross-domain certificate that allows MegaCorp M&A employees to communicate with MicroCorp's employees. O K[Micro Root CA] says (K[MA] => MA) O K[Micro Root CA] says (K[Mega Root C] => Mega Root CA) O K[Mega M&A CA] says (K[Micro Root CA] => Micro Root CA)

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