The correct answer is C) Japan wanted to avoid extraterritoriality like what China suffered.
Japan signed unequal treaties with the United States because Japan wanted to avoid extraterritoriality like what China suffered.
The Harris Treaty between Japan and the United States was signed on July 29, 1858, in what now is Tokyo. The treaty opened trade ports in Japan to establish commerce with the world, principally with the United States that was very interested in the coal mines of Japan. The ports ready to improve trade were the ports of Shimoda, Kanagawa, Nagasaki, and Hakodate.
