He was upset because <span>his horse could not swim
It is a play on words because water polo is understood as polo that is played in water instead of waterpolo which is a swimming sport. Therefore, he tried to play polo in water instead of waterpolo, and his horse couldn't swim and you can't play polo without a horse.</span>
Answer:
Archaeology is the study of ancient peoples of the world.
Explanation:
hope this helps