the right answer would be D the americans
Because they traded a lot
Answer:
Bad harvests, warfare, rebellions, overpopulation, economic disasters, and foreign imperialism contributed to the dynasty's collapse. A revolution erupted in October 1911. In 1912 the boy Emperor Xuantong (Hsüan-t'ung, commonly known as Henry Pu Yi) abdicated, or stepped down, from the throne
True, rats were said to come off of fleeing boats and the plague continued to spread
