Why was johann gutenberg's invention important at the time?

B. His movable type allowed people to be able to read about travels and ideas.

Explanation:

Johannes Gutenberg was a German inventor who introduced printing to Europe. He was the first European to use a movable type, and this led to the invention of the printing press. The introduction of the printing press forever altered the history and culture of Europe. It allowed books to be widely distributed, which allowed people to read about faraway travels, cultures and ideas. This was a direct cause of several intellectual movements, such as the Renaissance, the Reformation and the Enlightenment.

in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation: