Final answer:
Schubert's career is part of the Romantic era of classical music, where he took a more conservative approach to his compositions.
Step-by-step explanation:
Schubert's career can be described as part of the Romantic era of classical music. He took a more conservative approach, creating music that was Romantic in style and feeling but still adhered to Classical rules. Alongside composers such as Schumann, Mendelssohn, and Brahms, Schubert contributed to this category of composers.