Final answer:
The correct answer is option D) The Pyramids of Giza.
Step-by-step explanation:
The structure described in the question, which consists of 2,300,000 blocks of stone and reaches a height of 481 feet, matches the characteristics of the Great Pyramid of Giza.
This historic monument was built during the reign of Pharaoh Khufu and originally stood at 481 feet tall, with a base that spans an area equal to four city blocks.
The construction of the Great Pyramid at Giza is a testament to the advanced organization and power of the Egyptian state during the Old Kingdom, and it remains as one of the Seven Wonders of the ancient world, known for its monumental size and architectural precision.