Why did the 15th century
Ottomans want
to conquer the
city of
Constantinople?
A. The city was located
between Europe and
Asia, making it lucrative
for international trade.
B. The city had walls
and was protected
against outside forces
and the Ottomans had
a weak army.
C. The Byzantine
Emperor had killed the
Ottoman Sultan
Mehmed II.

B. The city had walls  and was protected  against outside forces  and the Ottomans had  a weak army.

i think its B

Explanation:

The dwindling Byzantine Empire came to an end when the Ottomans breached Constantinople's ancient land wall after besieging the city for 55 days. ... The fall of the city removed what was once a powerful defense for Christian Europe against Muslim invasion, allowing for uninterrupted Ottoman expansion into eastern Europe.

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