question_answer

Match column I with column II and select the correct option from the codes given below.

Column I	Column II
A non-metal, essential for respiration	(i) Graphite
A non-metal, the source of energy in Sun	(ii) Silicon
A non-metal, good conductor of electricity	(iii) Oxygen
A non-metal, used in semiconductors	(iv) Hydrogen

A) (a) - (iii),  (b) - (iv), (c) - (i), (d) - (ii)

B) (a) - (i), (b) - (ii), (c) - (iv), (d) - (iii)

C) (a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)

D) (a) - (iv), (b) - (i), (c) - (ii), (d) - (iii)