What Can Be Interpreted from the Graph Below

Multiple Choice

What can be interpreted from the graph below?

A) Mexican-Americans, who make up a disproportionate fraction of agricultural workers in the United States, are at higher risk from pesticides than are other groups.
B) The DDT blood level for Mexican-Americans is much higher than the rest of the population.
C) Mexican-Americans are genetically pre-disposed to accumulate DDT in their blood..
D) Mexican-Americans are at a higher risk of developing cancer.