3. a major environmental crisis of the 1930s was known asa. the dust bowl. b. the grapes of wrathc. black tuesday. d. the great crash4. in 1933, the twenty-first amendment brought an end toa. prohibitionb. stock speculationc. the depression. d. the united states communist party.5. the crash led toa. increased factory production. b. a brief period of rising profits. c. higher farm prices. d. unemployment for millions of workers.