A. It has removed manyof the material obstacles té_the pursuit of the good life from the majority f mankind in those countries at a highlevel of technical development.
B.Butt has exposed us to new dangers, notthe obvious dangers of new weapons of destruction but the much more serious ones,of a purely materialist view of life.
C.The growth of science and technology has conferred obvious and immense benefits upon the community.
D. It has also, as we too often forget, madepossible newand daring adventures of the mind