Drag each graph to the correct location on the table. Place the graph in the box that correctly represents each system.

sounds & other waves originate from any vibrating object

the answer is d

for problems like this theres an app, its photomath that explains the problem and gives the answer hope i

since no one answered yet i will give it a shot, not completely sure tho.

i think it should be y=cos(x+2pi), (third answer, answer c)

good luck.