A. At the bottom
B. ln the middle pan
C. At the top surface
D. Uniformly throughout the water body
Correct Answer: At the top surface ✔
Last Updated: July 23, 2024
A. At the bottom
B. ln the middle pan
C. At the top surface
D. Uniformly throughout the water body
Correct Answer: At the top surface ✔
Last Updated: July 23, 2024