In 2010, __________ experienced a major __________, a disaster that struck outside the city of Port-Au-Prince.

AHaiti... earthquake
BPeru... flood
CBrazil... landslide
DChile... earthquake

Verified Answer :

In 2010, (a) Haiti experienced a major earthquake, a disaster that struck outside the city of Port-Au-Prince. The 2010 Haiti Earthquake struck at a catastrophic magnitude in January of that year and an estimated three million people were affected by the earthquake and many countries responded with aid.

the answer is a, I'm pretty sure. I might be wrong