Correct $\mathrm{IUPAC}$ name of

is :

Correct $\mathrm{IUPAC}$ name of

is :

Which name is incorrect matched for the respective structures:

The true statement about the following corformation is:

The structures $\mathrm{I} \text{and} \mathrm{II}$ are

Incorrect about the compounds $\mathrm{I}, \mathrm{II}, \mathrm{III}$ is: