Final answer:
Sir Louis-Hippolyte La Fontaine was a key figure in Canadian political reform, recognized for his role in achieving responsible government in Canada-East and for his work on the Rebellion Losses Bill.
Step-by-step explanation:
Sir Louis-Hippolyte La Fontaine was c) A key figure in Canadian political reform.
As a prominent politician in pre-Confederation Canada, La Fontaine played a significant role in the achievement of responsible government in Canada-East (modern-day Quebec) and was the first head of a responsible government in Canada in 1849.
He was also instrumental in the Rebellion Losses Bill, which compensated people in Canada East for losses during the Rebellions of 1837-38, demonstrating his commitment to addressing the needs of French Canadians and working toward peaceful resolution of conflicts between different cultural groups within Canada.