Which of the following passages from Carr’s article includes a simile?
a. And what the Net seems to be doing is chipping away my capacity for concentration and contemplation.
b. They supply the stuff of thought, but they also shape the process of thought.
c. My mind now expects to take in information the way the Net distributes it: in a swiftly moving stream of particles.
d. Once I was a scuba driver in the sea of words. Now I zip along the surface like a guy on a Jet Ski.