Contrast the limitations and challenges in studying the prehistoric Sangiran Man, considering factors such as incomplete fossil records, geological complexities at the Sangiran site, and the potential biases in interpreting archaeological findings. Examine the controversies or gaps in our understanding of Sangiran Man and its significance in the broader context of human evolution. Highlight the methodological difficulties researchers face in reconstructing the lifestyle, culture, and physical attributes of this early hominid species based on the available archaeological evidence