Classify each of the following organic reactions. Substitution Elimination Addition Reaction Type of Reaction CH3-CH2-CH2-CH3 + Cl, CH2-CH2-CH2-CH3 + HCI CI CH3-CH=CH-CH; + Cl, → CH3-CH-CH-CH3 CH3-CH2-CH-CH3 CH3-CH2-CH=CH2 + HCI CI