Emergency management principles
a. defines emergency management as an extension of civil defense
b. create and sustain broad and sincere relationships among individuals and organizations
c. give the president the authority to issue disaster declarations
d. us identify and apply agreed-upon practices

D. Help us identify and apply agreed-upon practices

Explanation:

Emergency management principles refer to accepted principles and best practices that were established to be able to make good decisions and have an effective use of the resources to decrease vulnerabiliy to dangers or handle emergencies. Also, organizations and the government are using this because it allows to have a common structure and terminology that have been agreed.

According to this, emergency management principles help us identify and apply agreed-upon practices.

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explanation:

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