Question

PLS HELP ASAP, ILL MARK BRAINLIEST IF ITS A REAL ANSWER. LOOK AT THE PICTURE!

Answer 1

Answer:

1.) The postal sercive is sercure, no cyber hacks can see what you are sending.

2.) The brain's nerons shoot messages so the body and brain can work together

Explanation:

Answer 2

Answer:

The advantages of using the postal system is you can keep the letter to refer back to the message while as on the phone, you can't unless you record it. people are also more likely to hang up or ignore the call. Disadvantages include, it takes longer to send and receive messages so the process is slower.

Our brains send signals to our body to do certain things such as eating or moving.