Symphonie fantastique, which depicts an artist's execution by guillotine, was written by the nineteenth

century composer
A. Franz Schubert
B. Caspar David Friedrich.
C. Gioacchino Rossini.
D. Hector Berlioz.

Google is your friend!!

http://www.google.com/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=Symphonie+fantastique

Berlioz

The correct answer is D. Hector Berlioz.

To retrieve this information, one could start by searching for the title "Symphonie fantastique", which is the key piece of information mentioned in the question. This symphony is a well-known work in classical music, so a general search engine like Google can be used. By entering the title into the search bar, you will find numerous sources that provide information about the symphony and its composer.

Alternatively, one could use a more specialized platform like a classical music database or online encyclopedia to find the composer of "Symphonie fantastique". These sources typically provide detailed information about individual compositions, including the composer's name.

In this case, a search for "Symphonie fantastique composer" would quickly reveal that Hector Berlioz is the correct answer. Berlioz was a nineteenth-century French composer known for his innovative and dramatic compositions, with "Symphonie fantastique" being one of his most famous works.