Phản ứng nào sau đây là phản ứng tổng hợp hạt nhân (phản ứng nhiệt hạch)?
A. ${ }_9^{19} \mathrm{~F}+{ }_1^1 \mathrm{p} \rightarrow{ }_8^{16} \mathrm{O}+{ }_2^4 \mathrm{He}$.
B. ${ }_{92}^{238} \mathrm{U} \rightarrow{ }_{82}^{206} \mathrm{~Pb}+8 \alpha+6 \beta^{-}$.
C. ${ }_1^2 \mathrm{H}+{ }_1^3 \mathrm{H} \rightarrow{ }_2^4 \mathrm{He}+{ }_0^1 \mathrm{n}$.
D. ${ }_0^1 \mathrm{n}+{ }_{92}^{235} \mathrm{U} \rightarrow{ }_{54}^{140} \mathrm{Xe}+{ }_{38}^{94} \mathrm{Sr}+2{ }_0^1 \mathrm{n}$.
A. ${ }_9^{19} \mathrm{~F}+{ }_1^1 \mathrm{p} \rightarrow{ }_8^{16} \mathrm{O}+{ }_2^4 \mathrm{He}$.
B. ${ }_{92}^{238} \mathrm{U} \rightarrow{ }_{82}^{206} \mathrm{~Pb}+8 \alpha+6 \beta^{-}$.
C. ${ }_1^2 \mathrm{H}+{ }_1^3 \mathrm{H} \rightarrow{ }_2^4 \mathrm{He}+{ }_0^1 \mathrm{n}$.
D. ${ }_0^1 \mathrm{n}+{ }_{92}^{235} \mathrm{U} \rightarrow{ }_{54}^{140} \mathrm{Xe}+{ }_{38}^{94} \mathrm{Sr}+2{ }_0^1 \mathrm{n}$.
