A. U233andPu239
B. U
C. U238andPu239
D. U238andTh239
E. none of the above
Correct Answer: U ✔
Last Updated: January 24, 2019
A. U233andPu239
B. U
C. U238andPu239
D. U238andTh239
E. none of the above
Correct Answer: U ✔
Last Updated: January 24, 2019