Answer:
The answer is: B) astronomical phenomena .
Step-by-step explanation:
The enigma of Stonehenge, the first astronomical observatory.
The word megalithic literally means "big stone" and the culture named by this name would have spread since the end of the Neolithic.
Stonehenge, literally "Circle of stones."
Although the researchers play with three possibilities, it was concluded that the stones indicated twelve different positions of the Sun and the Moon, which allowed to predict eclipses, which is why it was considered a true astronomical observatory.
The answer is: B) astronomical phenomena .