Can we just treat these as plain old photon emission transitions? i.e. ##E_{\gamma_1}=1.008 \, MeV - 0.412 \, MeV, \, E_{\gamma_2}=1.008 \, MeV - 0, \, E_{\gamma_3}=0.412 \, MeV - 0.##? If so than this question 1. is a lot easier than expected but also 2. leaves me even more confused as to what...