Choose from options: Determine if the sentence is true based on the text below:
On opening day, six thousand people were enjoying the attraction at the same time.

World Waterpark is a water park located at West Edmonton Mall in Edmonton, Alberta, Canada. Opened to the public in 1986, it is the world's second-largest indoor water park after the Tropical Islands Resort in Germany. It has a maximum capacity of 5000 guests, an average air temperature of 31 °C , and contains the world's largest indoor wave pool with a capacity of 12.3 million litres.
Possible answers: a. Yes; b. It's impossible to say; c. No;
c.