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: Medicine
Tumours associated with primary aldosteronism -a) Adrenal adenomab) Adrenal hyperplasiac) Von Hippel-Lindau syndromed) Adrenal carcinoma 
Select and explain. 
A. acd, B. bcd, C. abd, D. ab
C: abd
Answer: C: abd 
Explanation: None