In an experiment, the __________ is subject to the independent variable

Which of the following is an example of anhedonia?

a. Julie typically enjoyed taking her kids to the park but lately has lost interest or pleasure in this activity. b. Julio has been experiencing excessive day-time sleepiness and is having trouble staying awake at work. c. Jewel's arms and legs have been fidgety lately, she cannot stop tapping her feet or write smoothly like she did before. d. Jack has racing thoughts or flights of ideas when he's awake leading to extreme distractibility.

Which of the following statements best describes how anabolic steroids affect young adolescents?

a. Anabolic steroids elevate mood. b. Anabolic steroids increase the risk of heart attack and stroke. c. Anabolic steroids are often used to promote weight loss. d. Anabolic steroids have no adverse health effects.