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: Pathology
All are seen in hypothyroidism except - 
Select and explain. 
A. Weight gain, B. Cold intolerance, C. Diarrhoea, D. Menorrhagia
C: Diarrhoea
Answer: C: Diarrhoea 
Explanation: Diarrhea is a feature of hyperthyroidism.
Hypothyroidism

Iodine deficiency is the most common cause of hypothyroidism
In area of iodine sufficiency, autoimmune thyroiditis (Hashimoto's disease) is the most common cause.

Clinical features of hypothyroidism

Weight gain, poor appetite                     
Cold intolerance, cool peripheral extremities.
Bradycardia, ↑ Diastolic BP                 
increased cholesterol, phospholips, triglyceride → Arteriosclerosis.