Dr Daily Has Come Up with a New Measure of Aggression

Multiple Choice

Dr. Daily has come up with a new measure of aggression. It is a self-report scale and she has demonstrated that it is reliable. What do we know about this measure?

A) It is a type of survey and shows consistency.
B) It is an independent variable and has more than one level.
C) It is a case study and shows validity.
D) It is a behavioural observation and lacks bias.
E) It is a dependent variable and is hard to replicate.