How does the Word Youang site in Australia demonstrate astronomical knowledge? Through complex mathematica calculations Through alignment with solstices and equinoxes Through its ability to predict eclipses Through its depiction of constellations

The question is asking about the ways in which the Wordi Youang site in Australia demonstrates astronomical knowledge. The options provided are: through complex mathematical calculations, through alignment with solstices and equinoxes, through its ability to predict eclipses, and through its depiction of constellations. The Wordi Youang site is a prehistoric site in Australia that is believed to have been used for astronomical observations. The site is known for its alignment with solstices and equinoxes, which suggests that the people who built it had a deep understanding of astronomy. Therefore, the correct answer is "Through alignment with solstices and equinoxes".