One day, Stephan's mother brings home a sample of graphite. Stephan knows that graphite and diamonds observes that they are very different in appearance and characteristics. What causes the differences in the way diamonds form compared to graphite? A. high temperature and high pressure
B. low temp and location deep in the mantle
c . high pressure and location in the continental crust
D. low temp and low pressure​

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

answer: oof wait

explanation:

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's