Particle size provides information regarding the depositional environments. Currents of water or air sort the particles by ; the the current, the larger the particle size. For example, gravels require energy than clay to be transported from source to deposition.

analyze the map below and answer the question that follows.

what does the map above tell us about the endemity of typhoid fever?

a.

there is greater occurrence of the disease in the western hemisphere.

b.

there is greater occurance of the disease in the northern hemisphere.

c.

countries located in equatorial regions are more likely to have incidents of typhoid fever.

d.

typhoid fever is more rampant among caucasian populations.