Based on the text, judge the following item
The World Health Organization is the part of the United Nations that wants to improve the health of people around the world and stop illnesses from spreading.
Based on the text, judge the following item
The text says that the disaster was made public by authorities immediately.
Based on the text, judge the following item
According to the text, after the Chernobyl catastrophe, only the engineers could get near the damaged reactor.
Based on the text, judge the following item
In the sentence “A human error and the unsafe design of the building set off a fire” (lines 4 and 5), “set off” means started, unleashed.