Why did merchants and traders build a series of oases along the Silk Road? to provide food, shelter, and protection for travelers to provide employment for peasants who lived nearby to establish retreats where new religions could flourish to create markets where goods could be traded and sold

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.