Ben observes that his car will not start. What is a good testable hypothesis? The car will not start. The car is green. The car is out of gasoline. The car has 4 tires.

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.