Which of the following conversion formula is correct for temperature units

• A. \(\frac C{100}= \frac {F-32}{180}=\frac {R-492}{180}\)
• B. \(\frac C{180}= \frac {F-32}{100}=\frac {R-460}{180}\)
• C. \(\frac C{100}= \frac {F-32}{180}=\frac {R}{180}\)
• D. None of the above