what arguments did Abraham Lincoln use against the succession of the southern states? Select all that apply.

1. succession would need to be approved through popular sovereignty
2. The government was a union of people, not states.
3. The southern states lack of power secede under the constitution
4. Slavery was a system that would eventually bankrupt the southern states

1. Succession would need to be approved through popular sovereignty

2. The government was a union of people, not states.
3. The southern states lack of power to secede under the constitution