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: Surgery
What will be the appropriate management of a pt with a clean wound over forearm with slight loss of tissue. He has recieved, Tetanus toxoid 12 years back ? 
Select and explain. 
A. Complete course of TT, B. Only one dose of TT, C. Full dose of Human tetanus Ig, D. No T/t needed
B: Only one dose of TT
Answer: B: Only one dose of TT 
Explanation: Ans is 'b' ie only one dose of TT