The idea of conducting relationships between other countries in a generally
peaceful way is known as which of the
following?
A. coup de tat
B. diplomacy
C. revolt

B. diplomacy

Explanation:

Diplomacy is the art and science of maintaining peaceful relationships between nations, groups, or individuals. Often, diplomacy refers to representatives of different groups discussing such issues as conflict, trade, the environment, technology, or security. People who practice diplomacy are called diplomats.