JEE Main 2020 Physics question

Given the masses of various atomic particles = 1.0072u, = 1.0087u, = 0.000548u, = 0, = 2.0141u, where p ≡ proton, n ≡ neutron, e ≡ electron, v ≡ antineutrino and d ≡ deuteron. Which of the following process is allowed by momentum and energy conservation ?

• (A)Correct
• (B)
• (C) deuterium atom
• (D) (electron bound to the nucleus)