Determine the Identity of the Daughter Nuclide from the Positron ${ }_{7}^{13} \mathrm{N}$

Determine the identity of the daughter nuclide from the positron emission of ${ }_{7}^{13} \mathrm{N}$

A) ${ } _ { 8} ^ {13}$ O
B) 13
6 C
C) 14
8 O
D) 9
5 B
E) $\begin{array} { c } 17 \\9\end{array}$ F