This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Oncology, Subject name: Surgery
A 75-year-old woman presented with an enlarging lesion on the upper back of 3 years' duration. She had multiple co-morbidities. On examination, there was a 4-cm diameter erythematous, shiny plaque. A punch biopsy showed superficial basal cell carcinoma. It was decided to treat her with imiquimod. What is the recommended treatment regimen? 
Select and explain. 
A. 3 times per week for 8 weeks, B. 5 times per week for 6 weeks, C. Alternate days for 4 weeks, D. Daily for 3 weeks
B: 5 times per week for 6 weeks
Answer: B: 5 times per week for 6 weeks 
Explanation: Imiquimod is immune modulator MOA-acts on TLR 7,8 (agonist)Indication1. Anogenital wa=3T/week2. Actinic keratosis= 2T/week3. Superficial BCC= 5T/weekTopical application is carried out.