A. William Crooks
B. Fredrack Reinitzer
C. J.J Thomson
D. Bravis
Correct Answer: Fredrack Reinitzer ✔
Last Updated: March 17, 2019
A. William Crooks
B. Fredrack Reinitzer
C. J.J Thomson
D. Bravis
Correct Answer: Fredrack Reinitzer ✔
Last Updated: March 17, 2019