Answer:
The correct answer is C) Babylon in Ancient Mesopotamia
Step-by-step explanation:
Answer C is correct because Ishtar was a goddess in Ancient Mesopotamia and cannot be connected to any other civilization mentioned in the question. The gateway itself was built in 6th Century BC during the period of New Babylonian Empire.
New York didn't existed in this period, while in Ancient China and Egypt different deities were worshiped.