Answer: All five options, where the most stronger ones are Indigenous, Spanish and European.
Explanation:
You can find primarily indigenous and Spanish backgrounds, because of the local indigenous and the Spanish colonizers that brought their culture.
After that, you have diverse European movements that combined their culture with the established.
There are African and Asian backgrounds that really merged with the Spanish culture and they brought those to Latin America, but these backgrounds aren't really "big" in Latin America.
In latter years Asian and African cultures started to migrate to Latin America, bringing with them some of their cultures, but is not really established already
