Choose the best alternative as the answer. - A bulb always has

A. FILAMENT

Choose or find odd word - Hydrogen , Oxygen , Iodine , Nitrogen , Chlorine

C. IODINE

The following question is based on the following alphabet series.
A  B  C  D  E  F  G  H  I  J  K  L  M
N  O  P  Q  R  S  T  U  V  W  X  Y  Z Which alphabet comes immediately before the sixth alphabet from the left extreme of the given alphabets ?

A. E

Choose or find odd word - Uncle , Nephew , Brother , Cousin , Niece

C. BROTHER

Choose or find odd word - Torties , Snail , Turtle , Spider , Oyster

D. SPIDER