The spread of Islam, from its heartland in the Middle East and North Africa to India and Southeast Asia, revealed the power of the religion and its commercial and sometimes military attributes.
The correct answer is B) Great Britain, Japan and France all created unequal social structures with distinct wealthy and poor groups. During the Colonial era and in those areas these nations created unequal social structures by creating a gap between and wealthy and the poor classes that was incredibly large. This created problems in the colonies with poorer classes demanding equal rights.
Permanent disability in the wrist because this syndrome happens in the wrist so the other answers are irrelevant.