Concept:Government spending in national income accounts includes only government purchases of goods and services, not transfer payments.Explanation:In national income accounting, government spending covers payments made by the government for current goods and services.Salaries and wages of government employees are part of this spending because they are payments for services rendered.Pension, scholarship, and social welfare are transfer payments, not payments for current output.Transfer payments are therefore excluded from national income accounts.Answer:A. salaries and wages