Conversation so far:
what language is spoken the most in the united states?
The most commonly used language in the United States is English, which is the de facto national language.
what is the official language in the United States?
The United States technically has no official language. Although English is the most commonly spoken language, there is actually no official language in the United States at the federal level.

Question: what are the top 3?
Self-contained rewrite: what are the top 3 most spoken languages in the United States?