This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
True about thought is A/E 
Select and explain. 
A. Perseveration is out of context repetition, B. Circumstantiality is over inclusion of irrelevant details eventually getting back to original point., C. Verbigeration is senseless repetition, D. Vorbiereden is skiing around end point but never reaching it.
D: Vorbiereden is skiing around end point but never reaching it.
Answer: D: Vorbiereden is skiing around end point but never reaching it. 
Explanation: D . i.e. Loosening of association is logically connected loss of goal directedness