Final answer:
The violin was the most featured instrument in the Baroque concerto.
Step-by-step explanation:
Strings and keyboard instruments dominate the music of the Baroque period, with small groups of winds added for color. Among these instruments, the violin was the most featured instrument in the Baroque concerto. It was highly valued for its expressive capabilities and agility, and composers such as Antonio Vivaldi and Johann Sebastian Bach wrote numerous concertos for the violin.