The El Niño weather event of 1997-1998 brought

A. heavy rain to Florida and unusually cold weather to Southern Europe.

B. large sediment deposits to the deserts of Peru and Chile.

C. droughts to parts of middle and northern South America.

D. heavy rain in Indonesia and Australia.

I think the correct answer is option C. The El Niño weather event of 1997-1998 brought droughts to parts of middle and northern South America. This happening was regarded as one of the most powerful El Niño-Southern Oscillation events in recorded history. There was widespread drought, flooding and natural disasters all over the world.