1. Oracle Help Center. Administering Planning for Oracle Enterprise Performance Management Cloud. Chapter 10: Setting Up Capital
Section: "Integrating Capital with Financials". The documentation states
"To integrate Capital with Financials
from the Capital configuration page
select the Financials business process features you want to integrate with Capital." This directly corresponds to enabling the integration for components like "Expense".
2. Oracle Help Center. Administering Planning for Oracle Enterprise Performance Management Cloud. Chapter 10: Setting Up Capital
Section: "Defining Capital Account and Dimension Mappings". This section details the process of mapping accounts
which is performed after the initial integration is enabled on the configuration page
confirming that enabling the feature (as in option A) is the prerequisite step.