Answer:
C. A rectilinear grid and central plaza
Step-by-step explanation:
- Old San Juan is typically an example of a historic cite that was established by UNESCO in 1949, today it's home to shops and museums and open plazas, the oldest part of this city remains enclosed by a wall.
- Being a historical district located in the Northern Triangle. It is the oldest settlement in Puerto Rico. It is a small and narrow island located around the northern coast of 35 kilometers from the east end of Puerto Rico.
- The city is characterized by narrow blue cobblestone streets. It consisted of a population of 168 residents, mainly of African descent. Maintaining its great Architectural integrity old city was reinvented to contemporary design.