How could the student estimate the average speed in the first 8 hours? А
add the distance covered in line segment AB and BC divided by 8
B
find the slope of the line segment ABC divided by 8
С
add the distance covered in line segment AB to BC multiplied by 8
D
find the slope of the line segment AB divided by 8

done

explanation:

for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

explanation:

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.