The correct answer is I think the Mauryans!
a. Victoria Falls
Victoria Falls is a waterfall in southern Africa on the Zambezi River at the border of Zambia and Zimbabwe. It is one of the Seven Natural Wonders of the World. It is the largest waterfall in the world.
Include a pic and choices like
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This was a book written by Allan Grantz about a kid named Michael, who was a member of the Hitler Youth, but he and his parents were spies. Michael and his family helped the Allies to send coded messages with the locations of Nazi factories. Projekt 1065, was a prototype Nazi jet plane they used to complete their plan.