Which statements are true with regard to the purpose of setting up a communication protocol?

The whole question would be:

Which statements are true with regard to the purpose of setting up a communication protocol?

1: A communication protocol is set up to establish a relationship between the sender and recipient of the message.

2:It also covers how to communicate with friends and relatives. A communication protocol also defines acceptable behavior in a work environment.

3 :A communication protocol does not cover etiquette that needs to be followed during professional conduct.

CORRECT ANSWER:

1: A communication protocol is set up to establish a relationship between the sender and recipient of the message.

2:It also covers how to communicate with friends and relatives. A communication protocol also defines acceptable behavior in a work environment.

faith or loyalty when pledged in a solemn agreement or undertaking.

the sun warms our planet, and with the moon, creates the tides. the moon orbits the earth and in turn, the earth orbits the sun. because they appear to be the same size in the sky, the sun, earth and moon work together to create eclipses. when the moon is directly in between the earth and sun