I think that these are the answers for your questions.
3. B
4. B
B i would assume as it was the us army that helped significantly with the d day invasion as the us military were advanced in training
Chromosomes is what DNA is bundled into :)
In the 1900s, there was the gradual ascent of the information spread by the media as there were traditional media which was slower than the ones we have today.
<h3>Breaking News</h3>
This refers to the sudden news which is of great importance that is reported by a news outlet.
As a result of this, it is much easier to spread breaking news about an event to a wider audience as a result of the social media than it was in the 1900s.
Please note that your question is incomplete so I gave you a general overview so you could get a better understanding of the concept.
Read more about breaking news here:
brainly.com/question/6824468
