Which type of estate is always associated with a specific duration?

The correct choice is the one that defines an estate specifically associated with a predetermined duration. Estates for years are characterized by having a fixed starting and ending date. This type of lease does not automatically renew and is created with a specific time frame, making it clear when the lease will begin and when it will conclude.

Unlike estates of inheritance, which can be passed down to heirs indefinitely, or estates for life, which last for the duration of a person's life, estates for years are clearly defined by their temporal limitations. Estates at will, on the other hand, can be terminated at any time by either party, thus lacking the definitiveness of duration found in estates for years.

This distinction is important in real estate because it helps to clarify the rights and obligations of the parties involved in the lease agreement, outlining exactly when the tenancy begins and ends. Understanding these concepts is key in navigating real estate transactions and tenant-landlord relationships.