Which of the Following Is NOT Suggested by the Text

Which of the following is NOT suggested by the text as a technique for effective listening?

A) When the sender pauses, seek clarification by restating her ideas in your own words.
B) Be sure you understand the other person's ideas very well before you begin to evaluate them.
C) Give the person advice by asking leading questions such as: "Are you sure you've really tried every solution we talked about?"
D) When you are listening, hold back from making a wealth of comments.