This is correct because correct is what it is
Answer:
The "grave danger" that the author is talking about is the danger of atomic weaponry
Explanation:
"Preliminary Statement of the Association of Manhattan District Scientists" was a 100-page report written after the atomic bombings in Hiroshima and Nagasaki.
The "grave danger" that the scientist is talking about in the article is the dangers of atomic weaponry. The article talks about the consequences that wrong decisions of leaders may have on its nations.
The main goal was to help aid other countries facing Soviet Union aggression, and contain communism.
ICE'S mission is to protect America from the cross-border crime and illegal immigration that threaten national security and public safety.
This mission is executed through the enforcement of more than 400 federal statutes and focuses on smart immigration enforcement, preventing terrorism and combating the illegal movement of people and goods.
Your answer is A: a date
BCE (Before Common Era) and BC (Before Christ) mean the same thing- previous to year 1 CE (Common Era). This is the same as the year AD 1 (Anno Domini); the latter means “in the year of the lord,” often translated as “in the year of our lord.”