Cain and Abel - Genesis 4 Explained

Why was Cain's sacrifice rejected?
Why was Abel's sacrifice accepted?
Was Cain's murder of his brother premeditated or impulsive?
We will answer these questions and others in this video.

00:00 = Genesis 4:1-4
12:59 = Genesis 4:5-9
19:52 = Genesis 4:10-24