Which of the Following Nuclear Reactions Is Forbidden?
A) $\mathrm{Li}_{3}^{7}+\mathrm{He}_{2}^{3} \rightarrow \mathrm{p}_{1}^{1}+2 \mathrm{He}_{2}^{4}$

Which of the following nuclear reactions is forbidden?

A) $\mathrm{Li}_{3}^{7}+\mathrm{He}_{2}^{3} \rightarrow \mathrm{p}_{1}^{1}+2 \mathrm{He}_{2}^{4}$
B) $\mathrm{n}_{1}+\mathrm{U}_{92}^{235} \rightarrow \mathrm{S}_{50}^{132} \mathrm{n}+\mathrm{M}_{42}^{101} \mathrm{o}+3 \mathrm{n}_{1}$
C) $\mathrm{He}_{2}^{4}+\mathrm{H}_{1}^{3} \rightarrow \mathrm{Li}_{3}^{7}$
D) $\mathrm{Li}_{3}^{7}+\mathrm{H}_{1}^{1} \rightarrow 2 \mathrm{He}_{2}^{4}$