Functional Magnetic Resonance Imaging Is

Functional magnetic resonance imaging is:

A) the recording of electrical activity along the scalp to assess neuronal flow while people are viewing images or completing tasks.
B) a scanning technique that provides information about the activity of brain regions when people perform tasks.
C) a technique that uses X-rays to produce images of particular brain regions.
D) a task designed to engage people with abstract goals that they are planning to achieve in the distant future.