Which of the following is a barrier to effective communication?
a.
using excessive amounts of jargon
b.
communicating while physical distractions are present
c.
using an incorrect communication channel
d.
all of the above

D. All of the above.

Why?
While jargon can help communication between people of similar fields, for another person who has no idea about the said field, it can cause him/her to not know what you are talking about.

Communicating while physical distractions can easily take away our focus from the person talking, and may cause you to miss what the other person was saying.

Using an incorrect communication channel can cause information to be left out, causing the final produced information to be missing a few key parts.

D. all of the above. All of these choices are barriers to effective communication.

the last statement is correct i.e.

the artificial heart has limited usefulness but can prolong life or be a tool to use while waiting for a transplant.

when your heart is not pumping enough blood around your body because your heart is severely failing, you may need an artificial heart. an artificial heart is a mechanical device, about the size of an orange, that is connected to your heart or implanted in your chest to or replace a failing heart.

Ithink is public relations