Andy claims that phrenology is a pseudoscience and not a true science. Which of the following statements supports her claim?
1) Phrenology is based on the belief that the shape and size of a person's skull can determine their personality traits and intelligence.
2) Phrenology has been widely discredited by the scientific community and is not supported by empirical evidence.
3) Phrenology was popular in the 19th century but has since been replaced by more reliable scientific methods of studying the brain.
4) Phrenology has been proven to be accurate in predicting a person's behavior and mental abilities.