How did the signing of the magna carta affect the lives of ordinary townspeople of the 13th century?

From which of the following literary works is this quotation most likely taken?

Why are slanted roofs found on many buildings within russia and finland? a. to prevent ice slides. b. to prevent the build-up of water during heavy rains. c. to prevent heat from escaping during the clod winter months. d. to prevent snow build-up.

Explain how the principle of separation of powers is reflected in the