The "macarena" dance WAS popular in the late 1990's.
The answer to your question would be the following one: The United States Declaration of Independence states: "We hold these truths to be self-evident: That all men are created equal."
The error in verb-tense consistency is found in the verb "stated". It should be in the present tense for all the clause to follow the same tense. Verb-consistency refers to keeping the same verb tense throughout a whole clause. If you want to have two or more time periods in a clause, you should start a new clause or a new sentence. In the sentence above, all the verbs in the quotation are in the present tense, so "stated" should also be in that verb tense.
ok if it wasn't the hans one it was probably c or he thought the mountain was collapsing on them.