Assertion (A): Obesity is very common among the tribals.

Reason (R): Sedentary life style results in obesity.

[A] Both A and R are true and (R) is the correct explanation of (A).

[B] Both A and R are true and R is not the correct explanation of (A).

[C] A is true, but R is false.

[D] A is false, but R is true.

Answer & Explanation
Answer: Option [D]