How have technological advances changed teachers' roles? -Teachers serve more as primary sources of information than as mentors and guides.
-Teachers serve more as mentors and guides than as primary sources of information.
-Teachers are being replaced by digital and mobile technology devices in schools and at home.
-Teachers are required to spend time confiscating digital and mobile technology devices in schools.

Answer is B for edg

B. Teachers serve more as mentors and guides than as primary sources of information is the correct answer.

Explanation:

answer; i believe that the correct answer is rapid and subsequently slow down;

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.