Correct Answer: services, capital

Solution : The correct answer is (a) services, capital

The current account includes the balance of trade in goods, the balance of trade in services, and transactions related to income and transfers. Specifically, the balance of trade in goods represents the difference between a country's exports and imports of tangible goods. The balance of trade in services reflects the difference between a country's exports and imports of intangible services, such as tourism, transportation, and financial services. Transactions related to income include earnings from investments and remittances, while transfers include unilateral transfers of funds, such as foreign aid or personal remittances.