An organic compound (A) reacts with H_(2) to give (B) and ( C) successively. On ozonolysis of (A) , two aldehydes (D) C_(2)H_(4)O and( E)C_(2)H_(2)O_(2) and On ozonolysis of (B) only propanal is formed. Compound (A), (D) & ( E) are

An organic compound (A) reacts with H_(2) to give (B) and ( C) success

1.	An organic compound (A) reacts with H_(2) to give (B) and ( C) successively. On ozonolysis of (A) , two aldehydes (D) C_(2)H_(4)O and( E)C_(2)H_(2)O_(2) and On ozonolysis of (B) only propanal is formed. Compound (A), (D) & ( E) are
Answer» `CH_(3)CHO` SOLUTION :(B),( C),(D)