Answer:
B) The practice of digitizing books that is putting publishers of only printed matter out of business.
Explanation:
Answer:
That new regular army developed the techniques of battle and siege that were used to achieve most of the 14th-century Ottoman conquests, but, because it was commanded by members of the Turkish notable class, it became the major vehicle for their rise to predominance over the sultans, whose direct military supporters ...
I think is A the MacArthur strategy