During volcanic eruption , the extreme risk zone is within a distance
A. Upto 100 mtrs
B. 100-300 mtrs
C. 300mtrs- 3 km
D. None of the above
Answer:A
During volcanic eruption , the extreme risk zone is within a distance
A. Upto 100 mtrs B. 100-300 mtrs C. 300mtrs- 3 km D. None of the above