വസൂരിയെ ഭൂമുഖത്തു നിന്നും തുടച്ചു നീക്കിയതായി ലോകാരോഗ്യസംഘടന പ്രഖ്യാപിച്ച വർഷം?
A1975
B1980
C1995
D1970
A1975
B1980
C1995
D1970
Related Questions:
Which of the following statements are true?
1.A specific disaster may lead to a secondary disaster that increases the whole impact of the disaster.
2.A classic example is earthquake that causes a tsunami resulting in coastal flooding.