What happened during the Russian Revolution? A.
Mikhail Gorbachev instituted social and political reforms.
B.
The Soviet Union was dissolved into 15 independent nations.
C.
Vladimir Lenin and the communists overthrew the Russian tsar.
D.
Joseph Stalin made widespread cultural and economic changes

In a 2010 article “fact check: eastern u.s. earthquake risk” by chris mould, the author provides as evidence the following statement by the united states geological survey: “although earthquakes may be less frequent in the eastern u.s., … urban areas in the east could face bigger losses because the shaking would affect much larger areas than similar quakes in the west. in addition, most homes and buildings in the east are not designed to withstand earthquakes.”this statement directly relates to which of the following concepts? a. vulnerabilityb. hazardc. riskd. severity

Plants in the tundra biomes have had to adapt to live long periods of time without a. cool temperatures b. sunlight c. oxygen d. water

Nrectangle pqrs, pq = 18, ps = 14, and pr = 22.8. diagonals pr¯¯¯¯¯ and qs¯¯¯¯¯ intersect at point t. what is the length of tq¯¯¯¯¯? a.7b.9c.11.4d.22.8