The structure of vitamin C is shown below. In the mass spectrum of vitamin C, the molecular ion peak has an $m/\!e$ value of $176$ and a relative abundance of $7.0\%$. Determine the abundance of the $\text{M}+1$ peak.
- A$0.462\%$
- B$0.539\%$
- C$0.616\%$
- D$0.693\%$