(A), (D), (B), (C) -> This represents the correct hierarchical arrangement from broadest to most specific. (A) Current account is the overall category that encompasses all international transactions. (D) Trade in services is a major component within the current account. (B) Net factor income + Net Non-factor income represents the income flows within the current account. (C) Net investment income + Net income from compensation of employees is the detailed breakdown of net factor income, being the most specific level. This logical progression moves from the comprehensive current account framework down to its most granular service-related components. -> correct