The Ottoman Empire was able to increase its empire by recruiting soldiers from conquered nations like they were collecting tribute.
Empires in the period of 1450 - 1750 collected tribute from those they conquered. This was similar to what the Ottomans did by collecting Christian boys from conquered nations in the Balkans.
These boys were taken through the system of Devshirme and:
In conclusion, collecting boys from nations that were conquered for the good of the empire was much like the collection of tribute which was also said to be good for the empire.
Find out more at https://brainly.com/question/21278348.
You did not include the image but based on the options, this is the most likely answer.