The Heckel family, especially Wilhelm Heckel, significantly contributed to the development of the modern bassoon in the 1800s. Their innovations improved the instrument's intonation, range, and overall sound quality, establishing the Heckel bassoon as the standard in orchestras worldwide. Unlike other families noted for string instruments, the Heckel family was pivotal in advancing the bassoon's design and playability. ;
The Heckel family, particularly Wilhelm Heckel, largely influenced the development of the modern bassoon in the 1800s through their innovations in design and playability. Their advancements improved the instrument's sound quality and made it the standard for orchestras worldwide. Thus, the correct answer is C. Heckel.
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