Answer: OK
Explanation: Use your brain, not this
Before and after cissy and buster
C. & D.
He killed himself because he could no longer tolerate the horrors of war, his own psychological abilities to deal with the horrors had turned on himself, so that he took his own life. And unlike a normal situation in life, the war had made it so that life and meaning were no longer relevant. They did not recognize the value of his life dead or alive, demonstrating another mental loss in the psychology of warfare.
The correct answer, as I see in the text, is 2 and 4 because we see in the claim that encryption began to be necessary in the informational Age, and that governments of the countries can develop this encryption to protect its people.