In clinical psychology, Obsessive-Compulsive Disorder (OCD) is primarily characterized by the presence of persistent, intrusive thoughts (obsessions) and repetitive behaviors (compulsions) that individuals feel driven to perform. The etiology of OCD can be complex, involving a combination of genetic, neurobiological, and environmental factors. In light of this, which of the following statements about Obsessive-Compulsive Disorder is MOST accurate?