Given below are two statements:
Statement I: Ozonolysis followed by treatment with ${\rm{Zn}},{{\rm{H}}_2}{\rm{O}}$ of cis-2-butene gives ethanal.
Statement II: The product obtained by ozonolysis followed by treatment with ${\rm{Zn}},{{\rm{H}}_2}{\rm{O}}$ of 3, 6-dimethyloct-4-ene has no chiral carbon atom.
In the light of the above statements, choose the correct answer from the options given below