Question: In what year was Louis-Phillipe over thrown?
Answer: His successor, Napoleon III, and the newly appointed prefect of the Seine, Georges-Eugene Haussmann, launched a gigantic public works project to build wide new boulevards, a new opera house, a central market, new aqueducts, sewers, and parks, including the Bois de Boulogne and Bois de Vincennes.
A single-select problem: Is the question answered in a satisfactory fashion?

OPTIONS:
a). yes;
b). no;
b).