| A | B |
| verbal | spoken communication |
| nonverbal | written communication or using pictures or gestures |
| feedback | the method by which the sender of communication checks the understanding of the receiver |
| open ended questions | questions that must be answered with an explanation |
| sender | person who creates and delivers a message |
| receiver | listener of a message |
| probing | inquiries that requests additional information |
| paraphrasing | rewording the sender's message in the listener's own words and asking the sender for confirmation |
| barrier | something that blocks, hinders, prevents, or slows communication |
| closed-ended questions | inquiries that can be answered with a yes or no response |