One of the Naturally Occurring Radioactive Series Begins With ${ } _ { 92 } ^ { 238 } \mathrm { U }$

One of the naturally occurring radioactive series begins with ${ } _ { 92 } ^ { 238 } \mathrm { U }$ .Which of the following isotopes is the stable isotope at the end of this series?

A) ${ } _ { 82 } ^ { 206 } \mathrm {~Pb}$
B) ${ } _ { 82 } ^ { 207 } \mathrm {~Pb}$
C) ${ } _ { 82 } ^ { 208 } \mathrm {~Pb}$
D) ${ } _ { 83 } ^ { 209 } \mathrm { Bi }$
E) None of the above choices can be correct.