The answer would be opium (a drug) to trade for tea because the British didn’t want to pay silver for it and had lead to the opium wars which China had lost.
The anti-suffragism did. im not sure if this answers your question but i hope it helps!
Before Spanish colonization, Mexico has established its own class structure among the population. However, after colonization, the class structure changed drastically. The Spanish elites imposed a caste system with different levels of biological mixtures between different ethnic groups living in Mexico which decided one's status in society. Those who were biologically more Spanish enjoy a better standard of life than those from Indigenous or African lineage. The strict hierarchy caused discontent among the people which led to civil unrest and an inevitable revolution.
The best answer would be A
It was stock market "speculation" that contributed the most to the Depression of 1920-21, since the value of many companies became incredibly inflated--leading to a "bubble" that eventually burst in 1929.