Who believed that public-relations counselors should be licensed?

The three dimensions of language are a. semantic, connotative, thematic

b. functional, thematic, denotative. c. semantic, functional, thematic. d. functional, connotative, thematic.

These are commonly used to block unwanted noise signals:

A. noise blocker B. low pass filter C. high pass filter D. common impedance bridge E. full wave bridge rectifier F. none of these