Two midsummer cruises aboard Clipper Adventure Cruises' 140-passenger World Discoverer (July 8 and Aug. 9) will take you to the wind-swept cliffs of the Pribilof Islands in the Bering Sea, where cartoon-faced horned and tufted puffins stare.
Can we infer the following?
The cruises sold out very fast

Available choices: a. Yes; b. It's impossible to say; c. No;
The answer is:
b.