1. The problem asks to identify which sentence best describes something biological based on given information. 2. Biological relates to living things, organisms, or life processes. 3. The sentences given are: - Something biological is connected to sports and athletes. - Something biological is connected to technology and engineers. - Something biological is connected to living things. - Something biological is connected to human-made products. 4. Among these, the sentence "Something biological is connected to living things" correctly describes something biological because biology is the study of living organisms. 5. The other sentences relate biological incorrectly to non-biological fields or objects. 6. Therefore, the best description is: "Something biological is connected to living things."