Major cash crop in the caribbean by colonial powers

The major cash crop that was grown in the Caribbean during the time of colonialism was sugar. The sugar plantations had an enormous impact on the Caribbean by dramatically increasing the number of slaves in the region. There were also other important crops grown at this time such as rice, indigo, and coffee but sugar was the most important and most profitable. 

Earthquakes and tsunamis

Dall of the above all of the choices make sense