Question
Option C: 3 4 1 2
The correct answer is “3 4 1 2”.
List-I (Radioisotope) - List-II (Diagnostic use)
A. Arsenic - 74 - 3. Tumor
B. Cobalt - 60 - 4. Cancer
C. Iodine-131 - 1. Activity of thyroid gland
D. Sodium-24 - 2. Blood disorder