What did Carl Sagan believe was proven by the disaster at Chernobyl?

A) there can be no positive use for nuclear power.

B) a move toward nationalism is a waste of time

C) technology when used careless is progressively more dangerous

D ) there is always a possibility that fatal mistakes will occur

Is it c?

I mean is it A? My bad

You were right the first time.

https://people.com/archive/as-the-dust-settles-from-chernobyl-carl-sagan-sounds-a-warning-about-technological-recklessness-vol-25-no-20/

To find out what Carl Sagan believed was proven by the disaster at Chernobyl, we can refer to his actual writings or interviews. Carl Sagan was a renowned astrophysicist and science communicator, known for his views on various subjects, including nuclear power and technology.

Based on his writings, Carl Sagan did address the Chernobyl disaster and its implications. In his book "The Demon-Haunted World: Science as a Candle in the Dark," Sagan emphasized the dangers of technology when used carelessly. He argued that the Chernobyl disaster highlighted the potential dangers of nuclear power and the importance of responsible and safe use of technology.

Therefore, the correct answer to your question is indeed option C) technology when used carelessly is progressively more dangerous. Carl Sagan believed that the Chernobyl disaster demonstrated the inherent risks associated with technology when proper precautions are neglected.