why was it critical for good pioneer trails going west to have a decent route through the Rocky mountains

Brainliesttt !me : ) how did the world react to liberalization measures from the soviet union?

Match each form of japanese art with its description email yamato’s noh

When there are advances in technology, such as the personal computer, how might business productivity change? a) productivity is separate from technological advances so there is no impact. the new technology can replace outdated, less efficient, machinery. o) the businesses' products will no longer be demanded. d) manufactured items will be made elsewhere.