When Considering Mental Illness as an Explanation for Acts of Terrorism

When considering mental illness as an explanation for acts of terrorism, psychologists ______.

A) have discovered that many acts of terrorism, if not most, are explainable as the result of mental illness
B) report that studies of former terrorists indicate a consistent pattern of psychological disorders
C) generally conclude that some terrorists may have problematic psychological conditions, but mental illness is not a primary explanation for terrorist violence
D) both "have discovered that many acts of terrorism, if not most, are explainable as the result of mental illness" and "report that studies of former terrorists indicate a consistent pattern of psychological disorders"