It is dark because Barnardo has trouble seeing the other guard.
This scene takes place at midnight and it is so dark Barnardo cannot see the other guard. Barnardo shows up for his shift, but he can't clearly make out who Francisco is. Francisco has the same problem because instead of answering Barnardo he tells him to identify himself first. They get it figured out and Barnardo begins his shift.
Answer:
Beowulf can't believe his armor to his son because he doesn't have an heir.
Answer:
They were laws in the early history of the American south which legalized the segregation between blacks and whites.Explanation:
Option B, they were both absolute monarchies.