Many Elements Show Resonances in Neutron Capture

Multiple Choice

Many elements show resonances in neutron capture.What are these resonances?

A) especially large Q values for each neutron capture
B) certain incident energies at which neutrons are most readily captured
C) especially large N values resulting from the capture of many neutrons
D) certain incident energies at which neutrons are least readily captured
E) certain incident angles at which neutrons are most readily captured