Callie is giving a speech on backpacking through Europe. Anton notices that Callie is stumbling over some of her words, and takes this as a sign she is not a credible speaker. He disregards her entire speech and misses out on some very useful information. This is an example of which barrier to effective listening?

judging

Explanation:

Anton's disregard for the entire speech of Callie after he concluded she is not a credible speaker because she is stumbled on some of her words is a clear barrier to listening. Callie still communicated good information but because Anton had concluded she isn't worth listening to, he had not listened and gotten the information Callie was passing.

the 4th option is the answer