This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
Which of the following is not an indicator for nutritional values? 
Select and explain. 
A. Vital signs, B. Weight and height, C. Mid arm circumference, D. Prevalence of low birth weight
A: Vital signs
Answer: A: Vital signs 
Explanation: None