Answer:
It positions George to understand the lesson behind Muybridge's work.
Step-by-step explanation:
Eadweard Muybridge was a famous photographer from United Kingdom. He is well known for his pioneering work in the photographic studies of motion as well as the early work in the projection of motion-picture.
In the context, George who was a fan of Muybridge was waiting eagerly for the World's Columbian exhibition which was held at Chicago, Illinois in the year 1893. He knew that the photography of Muybridge will be exhibited in the exhibition. So he was excited for the World Fair.
When he visited Muybridge building to see his art, he was taken aback by the art and creativity of Muybridge. Soon he understood the idea and the lesson of the work done by Muybridge. It served as the climax of the story.