You need to design a PKI solution that meets business and security requirements. What should you do？（）

• A、Implement an enterprise root CA in the corp.woodgrovebank.com domain.Implement subordinate CAs in each child domain. Take the root CA offline
• B、Implement an enterprise root CA in the corp.woodgrovebank.com domain
• C、Implement an enterprise root CA in each of the child domains. Take the enterprise CA in each domain offline
• D、Implement an enterprise root CA in the corp.woodgrovebank.com domain. Implement a stand-alone root CA in each of the child domains