What steps did Chinese emperors take to reduce foreign influence in China? Choose three correct answers.

Chinese emperors sought to limit outside influence by restricting where foreign trade could occur, regulating foreign visitors, and following a policy of isolationism. Limiting trade to one port and controlling the number of foreign visitors made contact with foreigners easier to monitor. The claim that they had no interest in European manufactured goods is too broad; the key measures were restrictions on contact and trade.

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