Answer:
C the identification of skeletons that are decades old
Explanation:
Forensic anthropologists work actively in the identification and analyses of the gender, age, color, and ethnicity of skeletal remains that can be decades old or longer. A realistic aspect of their job entails going to the field to search out skeletal remains of people whom they are interested in and performing several scientific procedures on them to obtain full data and information about them.
Unidentified soldiers who died in battles can be traced and identified through this means.
<span>Size and complexity are limited in systems usually by a combination of factors. Such as access to resources. Successful reproduction. Evolution over time dictates what is a successful balance in size and complexity in a system in its environment. If the resources are there and there is successful adaptation to the environment, systems can be supported that are extremely complex and also huge in size. Say the human body as a system.</span>
There are no answer choices posted, so it is impossible to answer this. I apologise.