This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Lupus Erythematous, Subject name: Medicine
Which of the following drugs can cause lupus due to low N-acetyl transferase activity in the blood? 
Select and explain. 
A. Propranolol, B. Hydralazine, C. Digoxin, D. Captopril
B: Hydralazine
Answer: B: Hydralazine 
Explanation: Drug induced lupus S- Sulpha drug, Simvastatin H- Hydralazine I - INH P- Procainamide