Research Findings Provide Support for Three of the Following Statements

Research findings provide support for three of the following statements. Which statement is the exception?

A) Infants under four months do not show prolonged distress when separated from their parents.
B) The separation of young children from their mother usually results in prolonged distress.
C) Separation from parents is a major cause of delinquency.
D) Conflict, not separation from a parent, can result in behaviour problems.