Answer:
The answer is 50,000,000
Explanation:
Plague has been responsible for widespread pandemics with high mortality. It was known as the "Black Death" during the fourteenth century, causing an estimated 50 million deaths, approximately half of them in Asia and Africa and the other half in Europe, where a quarter of the population succumbed.
Answer: Confederate
Explanation:
Confederate is someone who participate under a secret or illegal activity.
Milgram experiment was conducted by Stanley Milgram a psychologist who wanted to find out how people abide to obedience. His focus was on how people deal with obedience to authority and separating that from their own conscience.
There would be a learner and a teacher in his experiment the learner is what he called Confederate who will act as participants.
So in the experiment the learner will be exposed to the extreme conditions that would be put on someone who has to obey and see how they would react and then he would be able to draw his conclusion on obedience and conscience.

Answer:
during an equinox:
The northern and southern hemispheres receive the same amount of direct sunlight