Which of the following alkene cannot be prepared by de-amination of n-Bu`-NH_(2)` with `NaNO_(2)//HCl`?

Which of the following alkene cannot be prepared by de-amination of n-Butanamine with NaNO_(2)//HCl ?

Which of the following amines cannot be prepared by path-I?

Which of the following alkene cannot be prepared by de-amination of n-underset(n-"Butyl")(Bu-NH_(2)) with NaNO_(2)//HCl ?

Which of the following alcohols cannot be prepared from hydration of an alkene?

Which of the following alcohols cannot be prepared from hydration of an alkene ?