A) Water vapours, \[{{H}_{2}},N{{H}_{3}}\] and \[C{{H}_{4}}\]
B) \[{{H}_{2}},C{{O}_{2}},N{{H}_{3}}\]and \[C{{H}_{4}}\]
C) \[{{O}_{2}},N{{H}_{3}},C{{H}_{4}}\] and water vapours
D) Ozone, \[C{{H}_{4}},{{O}_{2}}\] and water vapours
Correct Answer: A
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