Extension of a garage roof over a public alley is an example of

A license is a permission granted by a property owner to allow another party to use a portion of the property without transferring any interest in the property itself. This does not apply here, as the extension over the public alley does not represent permission to occupy that space but rather an unauthorized intrusion.

Adverse possession allows a person to claim ownership of land under certain conditions, typically requiring continuous and open use of the property for a specific period. In this scenario, the garage roof does not imply a claim of ownership or meet the criteria for adverse possession, as it does not involve the use of land for a prescribed duration.

An easement by application refers to a legal right to use another's property for a specific purpose, typically granted through a formal request. This option does not apply here, as the garage roof extending over the public alley does not suggest any formal application for an easement to occupy that space.