In which area of study did Avicenna make his main contribution? Group of answer choices A. medicine
B. mathematics
C. architecture
D. philosophy
E. literature

The modern united kingdom and france, by virtue of most government power being held by the central, national government, are best described as having which form of government? select one: a. definitive b. federal c. unitary d. confederal

What kind of criticism is a poorly delivered criticism that can be hurtful and malicious? criticism is a poorly delivered criticism that can be hurtful and malicious.

How did the end of the mexican american war result in growing sectionalism in the united states?