While preparing the consolidated balance sheet, which one of the following statements is correct concerning adjustments (if any) to retained earnings. O a. No adjustment is required if the parent has been using the Equity Method. O b. Under both the cost and Equity methods, the parent must record its share of its subsidiary's income. OC. Under both the Cost and Equity methods, the parent must record its share of its subsidiary's income less any dividends received from the subsidiary. Od. No adjustment is required under either the Cost or the Equity methods