Many of the international security challenges that concern policymakers today—for example, climate change, space or cyber security—not only demand high levels of international _____ , but depend on high levels of scientific and technical expertise of one kind or another.
- federation
- separation
- combination
- cooperation
К сожалению, у нас пока нет статистики ответов на данный вопрос,
но мы работаем над этим.