Fill in the letter of the word that best fits in each sentence. Use each letter only once. 
Definitions:
Physical Age
A measure of how old a person is in years, as opposed to biological or psychological age, which may differ based on health or mental state.
Physical Health
The overall condition of the body, including the absence of disease, fitness level, and physical functioning.
Negative Correlation
A relationship between two variables in which an increase in one variable is associated with a decrease in the other.
Correlational Studies
Studies designed to yield information concerning the degree of relationship between two variables.
Q6: Fill in the letter of the definition
Q23: Fill in the letter of the word
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