Which is the correct order of increasing wave number of the stretching vibrations of (1) C-H (alkane), (2) O-H (alcohol), (3) C=0 (ketone), and (4) C≡C (alkyne)?

A (4) < (3) < (1) < (2)
B (4) < (3) < (2) < (1)
C (3) < (4) < (2) < (1)
D (3) < (4) < (1) < (2)



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