In the Nuclear Reaction $\begin{array} { c } 16 \\8\end{array}$ O

In the nuclear reaction $\begin{array} { c } 16 \\8\end{array}$ O + ${}^{1}_{0}$ n → X + ${}^{4}_{2}$ He,what is X?

A) ¹²C
B) ¹³C
C) ¹⁴C
D) ¹⁵C
E) ¹⁷O