How can personal biases and points of view influence historians when they are studying evidence

They can lead historians to arrive at very different

interpretations of an event.

Explanation:

When they have an opinion on the event and they write about it, they are less likely to accurately portray the event.

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:

b europeans take corn to africa. corn becomes an important crop there.