The two specific heat capacities of a gas are measured as $C_P = (12.28 \pm 0.2) \text{ units}$ and $C_V = (3.97 \pm 0.3) \text{ units}$. Find the value of the gas constant $(R)$.
- A$(8.31 \pm 0.1) \text{ units}$
- B$(8.31 \pm 0.5) \text{ units}$
- C$(16.25 \pm 0.1) \text{ units}$
- D$(16.25 \pm 0.5) \text{ units}$
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