Which of the following inventions was eli whitney responsible for? a.) the railroad and the telegraph b.) the cotton gin and interchangeable parts c.) the mechanized reaper and the telephone d.) the mccormick reaper and the coal-burning furnace

the answer is b for brother

not sure might be he acquired the entire oregon territory from great britain

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

this act gave the federal government the power to relocate any native in the east to territory west of the mississippi river.