Which sentence is written correctly, according to the style manual entry? A. The Revolutionary War occurred during the 19th century.

B. Ronald Reagan was president for most of the 1980s.

C. Medicine has improved immensely since the 50s.

D. In the nineteen-seventies, virtually nobody owned a computer.

A.The Revolutionary War occurred during the 19th century.

Explanation:

to gain popularity at school, fitzgerald wrote plays for the school and cast himself as the star. he also joined one of the universitys most prestigious clubs.

one of the central themes of edward abbey's work has been his staunch opposition to the glen canyon dam on the colorado river that created lake powell, destroying stunning scenery and wildlife habitat, endangering many rare species of fish and animals, and also irreparably destroying many important archaeological sites which provided information about the early inhabitants of the united states.