What in the writer’s opinion, happens to a scholar who shares his ideas with his colleagues? Developments in international co-o

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问题 What in the writer’s opinion, happens to a scholar who shares his ideas with his colleagues?
Developments in international co-operation are often, it is suggested, the result of

选项 A、articles in learned journals
B、programmes initiated by governments
C、friendships formed by scholars at meetings
D、the work of international agencies