English Language and Literature homework help

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Hi, can you please help me with this question? Also an explanation would be great. Please and thank you3 .Draw structures for the following :`( a) I ‘ and ?’ amines having the formula CH , N( b ) alkanes having the formula C , H ( 3 isomers )( C ) 1′ alcohols having the formula C s H 12 0 ( 4 isomers )