Correct option is A
The Decline and Fall of the Roman Empire (1776) was written by Edward Gibbon.
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Author: Edward Gibbon (1737-1794) was an English historian, writer, and Member of Parliament.
Title: The History of the Decline and Fall of the Roman Empire.
Publication: The work was published in six volumes over 17 years, from 1776 to 1788. The first volume was published in 1776.
Significance: It is a monumental work of history, noted for its prose, use of primary sources, and comprehensive coverage, detailing the fall of the Western Roman Empire and the subsequent history of the Byzantine Empire until the fall of Constantinople in 1453.