______ is the codename of atomic bomb which was dropped on 9th August 1945 at Nagasaki, Japan ?

a) Big Boy
b) Fat Boy
c) Fat Man
d) None of these

The 9th August of every year is observed as Nagasaki day all over the world to promote peace and to create awareness about the hazards of nuclear weapons. The 9th August 2020, Marks the 75th anniversary of the atomic bombing of Nagasaki, Japan.The United States dropped the Atomic bomb code named “Fat Man” over the city of Nagasaki, Japan which instantly killed around 74,000 people.