The binding energy per nucleon for a deuteron and an alpha particle, are x1 and x2 respectively. What will be the energy released in the following reaction?
₁H²+ ₁H²→ 2He⁴
A. 4(x₁+x₂)
B. 4(x₂−x₁)
C. 2(x₁+x₂)
D. 2(x₂−x₁)