C because there normally is a national army whose first duty is to protect
The Cheyenne were intermediaries in the commerce of horses between the tribal groups of the southern Plains and those of the north-central Plains.
Trade between tribes like Cheyenne of the Plains frequently consisted of exchanging hunting-related goods for agricultural goods like corn and squash. After the seventeenth century, European and American commodities including horses, weapons, and other metal goods were incorporated into the preexisting Plains commerce system. The Assiniboin, Hidatsa, Mandan, Arikara, and later some eastern Sioux groups mediated the trade of guns and other items like bedding, beads, fabric, and kettles that came from the British and French for pelts and buffalo robes from clusters to the west.
Learn more about Cheyenne here:
brainly.com/question/3428036
#SPJ4
The main cause of death in the civil war was disease.
Clothes were not clean
Food was not sanitary
It was not a fun place
The answer is the light bulb.
The procedures that are required to diagnose the problem Includes :
- The use of percussion, palpation
- The use of electric pulp testing
- The use of radiographic imaging
<h3>Procedures Required to diagnose the problem </h3>
The procedures required can be categorised as Objective and subjective. when carrying out an objective examination on the patient the dentist will make use of certain tools such as percussion, palpation and thermal sensitivity, also the dentist will use electric pulp testing, and radiographic imaging when diagnosing the problem to determine the effect of the Injury.
Hence we can conclude that the procedures that are required to diagnose the problem is as listed above.
Learn more about Dental diagnosis : brainly.com/question/17092502