![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
Which of the following is most similar to medical tomography as it is described in the passage?
A.
The use of ocean-current meters to determine the direction and velocity of the ocean's mesoscale fields.
B.
The use of earthquake shock-wave data collected at several different locations and combined to create a three-dimensional image of the Earth's interior.
C.
The use of a grid-point sensory system to map global weather patterns.
D.
The use of subsurface floats to map large-scale circulation in the ocean.