Reliable method of identification of person is –
**Core Concept**
The identification of an individual involves the use of unique characteristics or features that distinguish them from others. In forensic science and medical examination, reliable methods of identification are crucial for legal and medical purposes.
**Why the Correct Answer is Right**
The correct answer is **Dental Impressions**. This method involves taking a precise mold of an individual's teeth, which can be used to identify them even after death. Dental impressions are a reliable method of identification because the shape and structure of teeth are unique to each individual, making it an ideal characteristic for identification purposes. The process involves taking a negative impression of the teeth using a material such as alginate or silicone, which is then used to create a positive model that can be compared to existing dental records.
**Why Each Wrong Option is Incorrect**
**Option A:** Fingerprints are a reliable method of identification, but they are not the correct answer in this context. Fingerprints can be used to identify individuals, but the question specifically asks for a reliable method of identification that is not dependent on external factors like water or environmental conditions.
**Option B:** DNA analysis is a highly reliable method of identification, but it requires specialized equipment and expertise. While DNA analysis can identify individuals with a high degree of accuracy, it is not a practical method for routine identification purposes.
**Option C:** Facial recognition is a method of identification that relies on visual comparison of an individual's facial features. However, facial recognition can be affected by factors such as lighting, angle, and expression, making it less reliable than other methods like dental impressions.
**Clinical Pearl / High-Yield Fact**
Dental impressions are a reliable method of identification because the shape and structure of teeth are unique to each individual, making it an ideal characteristic for identification purposes.
**Correct Answer:** D. Dental Impressions