On what concept did the first two commandments focus?

a. obedience

b. monotheism

c. morality

d. adultery

The answer is B.

The first two commandments are;

1. "I am the Lord your God, you shall have no other gods before me"

2. "You shall not take the name of the Lord in vain"

Both of these commandments are about how the Hebrew god is the only true god and should be the only god people believe in.