Final answer:
The features of content that are easy to identify are obvious. They are clear and do not require complex interpretation. In contrast, human rights can often be open to debate due to their varying interpretations.
Step-by-step explanation:
The features of content that are relatively straightforward and easy to reliably identify are obvious. When content elements are clear to most people and do not require much interpretation or debate, they are considered obvious. For instance, in a piece of writing, a straightforward statement such as "The sky is blue" can be an obvious feature due to its clarity and the common understanding of the color of the sky.