The mississippi river is especially important to farmers
a) encouraged new settlers to come north on barges and steam boats.
b) allowed them to ship their crops to market in new orleans.
c) blocked the westward expansion of the united states.

Bea was under a great deal of stress at work, and her health had started to suffer. her doctor treated her using where bea had sensors attached to various parts of her body and watched her vital signs on a computer screen until she learned to relax.