Professor Ray Jennings giving a informal talk called
"What is language and why does it matter?"
at the "Philosopher's Cafe,"
Lugz Cafe, 2525 Main Street, Vancouver, BC

Dr. Jennings, his audience, including Carl, now fully convinced, is ...
a) demonstrating how to hitch a ride, in England
b) apparently giving his own talk the "thumbs up"
or c) demonstrating the very nature of language.