How comprehensive are these commandments?

Answer

'Fear God, and keep His commandments: for this is the whole duty of man." Ecel. 12: 13.

By whom were the heaven and the earth created?
What is required besides a belief in the existence of God?
Concerning what subject ought we to be informed?
Why should wives he in subjection to their husbands?
What was the difference between Cain's and Abel's characters?
What events mark the sounding of the seventh trumpet?
What shows that the angels sent to Abraham and Lot were real beings?

Questions & Answers are from the book Bible Readings for the Home Circle