Which of the following staement(s) is/are correct regarding vitamins?

Options

A. They are designated by A, B, C and D.
B. Thet are further named as `B_(1)`, `B_(2)`, `B_(6)` and `B_(12)`…..
C. Vitamin pills should not be taken without the advice of doctor
D. All fo the above

Answer

D

Explanation

Vitamins are deslgnated by alphabets A, B, C, D,. Some of them are further named as sub-groups, e.g. `B_(1)` , `B_(2)`, `B_(6)` and `B_(12)` etc . Excess of vitamins is also hacmful and vitamin pills should not be taken without the advice of doctor,