Answer:
A= las cascadas
Explanation:
las cascadas are waterfalls.
The sentence basically talks about someone being scared when they saw
[ blank ] of water going down the river. The only one that can make sense is waterfalls. So it is A.
Hay sillas delante de los ordenadores.
Answer:
Yo creo que es D porque esta hablando de un terremoto y una inundación...