Question

what happens to the trade winds during an el niño event?○ they move strictly north to south.○ they disappear completely and the air becomes stagnant.○ they become significantly stronger.○ they weaken or reverse direction.

Explanation:

El Niño events are driven by changes in tropical Pacific ocean-atmosphere interactions. A key characteristic is the weakening or even reversal of the usual east-to-west trade winds, which disrupts normal ocean current patterns.

Answer:

They weaken or reverse direction.