I need help again soo sorry but it's the history of canada

What was istanbul called before he ottomans conquered the city in the 15th century

What foreign policy developed in both europe and asia as a result of nationalism

What's a recharge area? a. the part of an aquifer where groundwater meets a lake or stream b. the part of an aquifer where surface water reaches the water table c. the part of an aquifer that's located between two aquicludes d. the part of an aquifer that's located at a lower elevation