According to McCroskey's research, what percent of the general population experiences very high levels of communication apprehension?

The _________ is the obligation of the advocate to contest the figurative ground of argument by offering arguments which are logically sufficient to challenge presumption

(a) burden of proof (b) burden of rebuttal (c) burden of refutation (d) burden of presumption

The collaborating approach to conflict works best in all situations

True False