A Florida company wins a lawsuit in Florida court against a company from Alabama. The Florida law is different from Alabama law. The Florida company files in Alabama court to certify the judgment. The Alabama court

1/ must certify the judgment under the full faith and credit clause of the US Constitution

2/must certify the judgment under the privileges and immunity clause of the US Constitution

3/must deny the judgment as it is contrary to Alabama law

4/ must deny the judgement as being persuasive authority only