问题详情

HowistheopinionoftheauthorabouttheLondon"sinsurancemarket？
A．Greatchangeshavetakenplacesince1990"satLondoninsurancemarket.
B．London"sinsurancemarketwastooancienttobechanged.
C．LittlehasreallychangedatLondon"sinsurancemarketinrecentyears.
D．Forcenturies,nochangeshavetakenplaceinLondon"sinsurancemarket.

请帮忙给出正确答案和分析，谢谢！