Among the following statements choose the correct statements

A. Analgesics reduce or abolish pain without causing impairment of consciousness, mental confusion.

B. Tranquilizers are neurological inactive drugs.

C. Morphine is the example of non- narcotic analgesics.

D. Disinfectants are applied to inanimate objects whereas antiseptics are applied to the living tissues.

E. Same substance can act as an antiseptic as well as disinfectant by varying the concentration.

Choose the correct answer from the options given below: