Therapy is a session where a health professional aims to provide remedial or compensatory strategies and treatment to improve a participants function or well being. It may first involve assessment of...
Both are effective. It depends upon the needs of the client. Either therapist can do an assessment to determine which therapy would be most effective for a particular client.
They both use boundaries, empathy, try not to be judgemental, use assumption and both aim to bring about change. They both use therapy to help client overcome issues whether long term or short term