Priya is conducting an experiment to see if people are more anxious when they're in a crowd of people or if they're alone. She divides her participants into two groups. With one group she has all of her participants take an anxiety questionnaire together in one small room. With the other group of participants she has them take the anxiety questionnaire by themselves, one at a time, in the same room. She then looks at the anxiety scores of every participant to see if they are influenced by her two different conditions. In this experiment, what is the independent variable

The defendant is charged with the battery of a bouncer at a local tavern. at the trial, the prosecutor introduces evidence that while the bouncer was attempting to question the defendant about her intoxicated demeanor, the defendant committed a battery on the bouncer. the defendant attempts to defend against the charge on the basis of self-defense, insisting that the bouncer used excessive force in stopping her from entering the tavern. the defendant attempts to introduce into evidence an authenticated copy of the tavern records that show that three patrons had written complaints against the bouncer within the past six months for the use of excessive force. the prosecutor objects on the grounds that the records are inadmissible character evidence. should the court sustain the objection?