Regarding social networks, which of the following statements is FALSE?

a. Crowds, crews, troops, and bands make up social networks.
b. The social world has become much smaller than it was in the 17th century.
c. In Milgram's letter experiment, it required different ten people to pass the message along before it got to its intended recipient, while Webb in his e-mail experiment found that it required only eight.
d. Our social networks strongly influence our thoughts, feelings, and behavior.

C