What Major Product(s)are Likely to Be Obtained from the Following

Multiple Choice

What major product(s) are likely to be obtained from the following reaction?

A) I,by predominantly S_N2
B) II,by predominantly S_N2
C) an equimolar mixture of I and II,by predominantly S_N1
D) III,by substitution of the alkyl group,rather than substitution of the chloro group.
E) Actually,none of these products are likely to be obtained as major products,because elimination will probably predominate,leading to the formation of an alkene.