A 10 yrs old boy following a road traffic accident presents to the casualty with contaminated wound over the left leg.He has received his complete primary immunization before preschool age and received a booster of DT at school entry age.All of the following can be done except

• A. Injection of TT
• B. Injection of human antiserum
• C. Broad spectrum antiobiotics
• D. Wound debridment and cleaning