Which of the following is an EFFECT of nicotine found in cigarette smoke? * 1 point
A. increased heart rate
B. increased beating of cilia
C. reduced oxygen transport by the blood
D. increased mucus production in cell lining the respiratory passage

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.