The most accurate response regarding the effect of the opium trade on the Chinese people is:
Opium is a powerful narcotic. As a result, many Chinese people became addicted to the drug. This made China angry at the Western powers importing the drug, leading to rebellions.
This response highlights the addiction crisis caused by opium, the economic impact on China, and the resulting social and political unrest, which was indeed a significant consequence of the opium trade. The anger towards Western powers facilitated tensions that contributed to various uprisings, such as the Opium Wars.