As members of the Organization of Petroleum Exporting Countries (OPEC) took control of domestic oil production in the 1970s, which of the following occurred?
A
OPEC began to have more control over oil prices on the world market.
OPEC began to have less control over oil prices on the world market.
B
С
OPEC began to increase investments in alternative hydrocarbon initiatives.
D
OPEC began to reduce investments in alternative hydrocarbon initiatives.

c. taught scientists many new things about the earth, but not other planets.

explanation:

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations.

we need the diagram to answer this correctly.

answer; rational if melanie values sleep more highly than the benefits she expects to receive from attending the class;