Answer: Hi!
The answer to this question will be D, "knowledge of the entire investigation carried out by the original group of scientists". A group of scientists need to know exactly what went on before in the experiment so they can replicate it without making any mistakes. If they do something different than the first group, it's not a valid replication, because their results will be different.
Hope this helps!
Answer:
We have to give their differences or what thw question is trying to say. I m not being able to understand the question
Answer:
The first Constitutional Amendments were proposed shortly after the Constitution itself. Larely focussed on protecting individual liberties
Explanation: isn't it.
Use the formula
PE=mgh
you will get the answer