What did hernando de soto discover in 1541? a. the st. lawrence river b. the mississippi river c. the appalachian mountains d. the rocky mountains

d is the correct answer

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.