In the second sentence of the final paragraph, the author justifies his determination to “see in the signs of the time hope of humanity for peace" by
A
providing statistical data in support of his opinion
B
gesturing to the unthinkable consequences of holding the opposite opinion
C
drawing attention to historical evidence that has previously been ignored
D
pointing out a flaw in the line of reasoning of those who disagree with him
E
questioning the moral integrity of those who disagree with him

please write out answer to avoid misunderstandings, thanks :)