Chernobyl nuclear tragedy occurred on which date?

Options

(a) 3rd December, 1984
(b) April, 1989
(c) 6th August, 1945
(d) 9th August, 1945

Correct Answer:

April, 1989

Explanation:

On 26 April, 1986 at the chernobyl power station released a huge amount of radioactive cloud into the atmosphere in which tragedy many peoples were killed.