Answer:
b) strings
Step-by-step explanation:
During the Baroque period the stringed instruments were achieving their relative autonomy, especially the violin, thanks to the refinement of the instrument by the famous builders Amati, Guarneri and Stradivari.
Some of the most prominent stringed instruments were:
Violin, Baroque Guitar, Harpsichord, Mandolin, Viol (or Viola da gamba), Lute, Marine trumpet, etc.