Why is the Pentagon building shaped like a pentagon?

Here is the question :

WHY IS THE PENTAGON BUILDING SHAPED LIKE A PENTAGON?

Here is the option for the question :

• For strategic defense
• To resemble the stars on the flag
• Squares were considered boring
• The land was the same shape

The Answer:

And, the answer for the the question is :

Explanation:

[STC0019960]. The building’s design is based on the shape of the parcel of land purchased by the government for the project. While conservation concerns eventually led to the project being erected in a different location, the structure retained its original design.