Which of the following is false?

I. The application layer is at the bottom $($Layer $1)$ of Internet Layered Architecture.

II$.$ The application layer corresponds to the top layer $($layer $5)$ at the Internet Layered Architecture.

III. The application layer corresponds to the top layer $($layer $7)$ at the OSI Architecture.

IV$.$ The application layer in the Internet Layered Architecture assumes the roles of Layer $5-7$ in OSI architecture.