Communication between cultures may occur through verbal communication or nonverbal communication. Pedagogical communication is a form of interpersonal communication that involves both verbal and nonverbal components. Some scholars state that most people trust forms of nonverbal communication over verbal communication. Workplace bullying can include such tactics as verbal, nonverbal, psychological, physical abuse and humiliation. Accurate interpretation of messages is made easier when nonverbal and verbal communication complement each other. These conditions involve challenges with social skills, repetitive behaviors, speech and nonverbal communication. It can include such tactics as verbal, nonverbal, psychological, physical abuse and humiliation. Social rules and relations are created, communicated, and changed in verbal and nonverbal ways. The activity of categorizing things can be nonverbal or verbal. Kinesic behaviors are an important part of nonverbal communication. There are different dimensions of verbal and nonverbal communication that have been discovered. These can be in the form of nonverbal, verbal, or physical behavior. Mimicking is integral in the development of social skills and understanding nonverbal cues. Facial expressions are a form of nonverbal communication. The SB5 makes use of both verbal and nonverbal testing.