Based on the information provided in the charts above and your knowledge of social studies, which of the following countries most likely has the highest level of gdp per person? a. brazil b. barbados c. mexico d. venezuela

This question might take into account some period, but if we even just look at the big picture we can see that in the last 40 years, in Barbados GDP per person were above other 3 countries. It was even higher than the world average. You can observe that statistics in the attached picture below. 

The answer is B. Barbados