Some smokers block out negative information about the health effects of smoking because they do not want to change their behavior. This is an example of .a. negative affectivityb. selective perceptionc. objective realityd. stereotypinge. attribution

Which of the following statements proves that scientific knowledge changed due to the discovery of the fossil of a hadrosaur in north dakota? hadrosaurs were better runners than earlier thought. hadrosaurs had no pattern on their skin as expected. the length of the hadrosaur was shorter than previously thought. the muscular structure of hadrosaurs was less developed than expected.