Mrs. Nichol is trying to explain to her son that everyone has bad hair days and it's not the end of the world. Little Jack refuses to leave the house because he knows the humiliation he will endure will go on for months. This shows an example of

The United States Food and Drug Administration (FDA) has not approved the use of antianxiety drugs in people under 18 years of age for which of the following reasons?

a) the illnesses for which these drugs are prescribed are not diagnosed in children b) the drugs require very strict dietary restrictions to prevent a potentially lethal interaction with certain types of foods and/or nuts c) the drugs increase the chance of suicidal thoughts or impulses in children d) the drugs can be physically addictive and can have severe side effects

The psychological counterpart of the complexity of the wave is

(a) pitch (b) amplitude (c) timbre (d) cognition