The following work by Beethoven is a stormy glimpse into his Romantic style:

O

A. The "Pathétique" Sonata

O

B. The "Enigma" Variations

C. Verklärte Nacht

O

D. The Four Seasons

A. The Pathétique Sonata

Explanation:

B. Is incorrect because this piece was not composed by Beethoven, but by Edward Elgar.

C. This piece was composed by Arnold Schoenberg.

D. This concerto was composed by Antonio Vivaldi.

Therefore, the best answer is A because this was the only piece composed by Beethoven.