Answer:
The second guitar has a greater percent change of approximately 40%.
#Guitar 1
change=160-100=60
Percent :-
[tex]\\ \sf\longmapsto \dfrac{60}{160}\times 100[/tex]
[tex]\\ \sf\longmapsto 37.5\%[/tex]
#Guitar 2
Change=250-150=100
Percent:-
[tex]\\ \sf\longmapsto \dfrac{100}{250}\times 100[/tex]
[tex]\\ \sf\longmapsto 40\%[/tex]
Option B is correct