The codes of chronemics, olfactics, and haptics are part of the visual communication system

Suggestions for improving your self-concept include which of the following statements?

A) Take a more relaxed approach to improving yourself. B) Read as many self-help books as you can find. C) Assume you know what you would like to change about yourself. D) Commit to improve or change. E) Distance yourself and try to make the changes on your own.

Raymond has designed a scale to measure attitudes towards recycling. He wants to use the scale to determine whether a radio commercial changes listeners' attitudes. First, he wants to find out if the scale is reliable. Which of the following tests could he use to evaluate the internal consistency component of the scale's reliability?

a. A group of subjects takes the test. They then listen to the commercial andtake the test again. The two scores are compare d. b. A group of subjects takes the test. After a week, they take the test againwithout listening to the commercial. The two scores are compare d. c. A group of subjects listens to the commercial and then takes the test.Another group of subjects takes the test without listening to the commercial.The two scores are compare d. d. A group of subjects takes the test. The score for half the items on the scaleis compared to the score for the other half of the items on the scale.