A is a soldier that it hired for pay by a foreign state is often referred to as a "mercenary" since they are simply hired to help the state in question carry out military objectives.
I believe this is true (parallel to the equator)
The answer is letter a i think
The fall of Constantinople began with capture of the Byzantine empire's capitol by an invading Ottoman army. This downfall took place May 29, 1453, and is believed to mark the end of the Medieval period. The conquest of Constantinople also greatly impacted Christiandom, as the Muslim Ottoman armies were left unchecked.
