The Romantic period of classical music was characterized by stronger emotional expression, a focus on the individual, and a shift in musical style from the structured forms of the Classical period. Romantic music is often enriched with larger orchestras, more varied and colorful instrumentation, larger forms, and longer movements which allow for increased musical development and flexibility.

This excerpt from a classical piece is clearly indicative of Romantic musical style, as it exhibits a wide range of dynamics. This excerpt features sudden changes in volume and intensity, which add a layer of emotional expression rarely found in music of the Classical period. It also features an unpredictable and irregular rhythm, a naturally expansive tempo, and a subtle use of syncopation, all of which were characteristic of Romantic-era music.

In conclusion, it is clear that this excerpt is composed in the Romantic period, as it features a wide range of dynamic changes, an unpredictable and irregular rhythm, an expansive tempo, and a subtle use of syncopation, which can all be considered features of Romantic music.