다음 글의 제목으로 가장 적절한 것은? At one moment the word 'diplomacy' is employed as a synonym for 'foreign policy', as when we say 'British diplomacy in the Near East has been lacking in vigour'. At another moment it signifies 'negotiation', as when we say 'the problem is one which might well be solved by diplomacy'. More specifically, the word denotes the processes and machinery by which such negotiation is carried out. A fourth meaning is that of a branch of the Foreign Service, as when one says 'my nephew is working for diplomacy'.