Depends on how much the population decreases and maybe the history is repeating itself, i mean u do believe anything can happen.
Answer:
D
Explanation:
Serial murder is homicide that involves the murder of several individuals in at least three separate events. Mass murders involve killing more than 3 people at a time.
Answer:
A
Explanation:
Charlemagne was crowned in 800 and feudalism started around the 9th century
I am not sure but try Tutor Vista just try the demo session.
Hope that helps!