An organic compund (A) having molecular formula `C_(4)H_(8)`, decolourises bromine water. (A) when treated with carbon monoxide and hydrogen in the presence of a suitable catalyst undergoes oxo-reaction, to give aldehydes (B) and (C). (B) on reduction forms pentan-1-ol, while 2-methyll butan-1-ol is obtained by the reduction of (C). Give the structural formulae of (A),(B) and (C)

Explanation

(A) is an alkene having a double bond between carbon 1 and carbon 2