Venn diagrams show the similarities and differences between two items being compared. Similarities are listed where the circles overlap, and differences are listed where the circles are not overlapping. This Venn diagram is looking at different kinds of technologies. Which titles best describe this diagram?

Title 1 should be Microtechnology, and Title 2 should be Nanotechnology.
Title 1 should be Nanotechnology, and Title 2 should be Microtechnology.
Title 1 should be Quantum Mechanics, and Title 2 should be Traditional Physics.
Title 1 should be Traditional Physics, and Title 2 should be Quantum Mechanics.

this is "B"

Explanation:

D. The economy was stalled because there was nothing to export.

Explanation:

In the early 1990s, the world was witnessing the collapse of the communist model of production implemented in the countries of the Soviet Union, of which Russia was a part. At that time, the economy of these countries was drastically hit, there was no production of manufactures and exportable goods and the consequence of this was the collapse of the system. Since then, these economies have been gradually adhering to the capitalist model. Today Russia is becoming an economic power and is part of the emerging power group, the BRICS.