List the Number of Protons, Neutrons, and Nucleons (Protons $^{137}_{~~55}$ Cs
A) 137, 55, 192
B) 55, 137, 192
C)

Multiple Choice

List the number of protons, neutrons, and nucleons (protons + neutrons) , in that order, for an isotope with the symbol: $^{137}_{~~55}$ Cs

A) 137, 55, 192
B) 55, 137, 192
C) 55, 82, 137
D) 82, 55, 137
E) 82, 137, 219