Which of the following decays are allowed and which are forbidden? If the decay is allowed, state which interaction is responsible. If it is forbidden, state which conserva- tion law its occurrence would violate. (a) e+y (b) →e + e* + v, + v, () T → + e +u +v (d) Aº → t* + (e) n→p+ e¯ + v,

Which of the following decays are allowed and which are forbidden? If the decay is allowed, state which interaction is responsible. If it is forbidden, state which conserva- tion law its occurrence would violate. (a) e+y (b) →e + e* + v, + v, () T → + e +u +v (d) Aº → t* + (e) n→p+ e¯ + v,