20 POINTS - see image If you can identify what type of boundaries different locations are, please help thanks.

What conclusion can be drawn about the location of the city of syracuse? it was built on the coastline due to easy access to the red sea. it was built on the coastline due to easy access to the mediterranean sea. it was built inland to protect it from invaders sailing in from the mediterranean sea. it was built inland to protect it from invaders sailing in from the red sea.

What man-made lake was created by the building of the hoover dam?

Which is a mathematical statement consisting of a hypothesis and conclusion that has to be proven true? definition