Multiple Choice
In the seismic tomography cross section below,where is the subducting Juan de Fuca Plate,considering that the subducting plate is much cooler than the surrounding material? 
A) #4: blue blob at the far right side of the picture that extends straight down into the image
B) #2: blue blob at the left side of the picture that extends down at an angle into the image
C) #1: red blob at the far left side of the picture that extends straight down into the image
D) #3: red blob in the center of the picture that extends straight down into the image
Correct Answer:

Verified
Correct Answer:
Verified
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