Why were the Armenian's targets of suspicion for the Ottoman Empire leading up to World War I?

Question 1 options:

The Armenians were a Christian minority in a majority Muslim empire, breeding suspicion they may be acting as spies for the majority Christian Allies

The Armenians were supporting uprisings that were damaging the Ottoman war effort

The Armenians held state secrets through family lines

The Armenians were not a part of the Ottoman Empire, but the Austro - Hungarian Empire