A 30yo man presents with deep penetrating knife wound. He said he had TT when he left school

A 30yo man presents with deep penetrating knife wound. He said he had TT when he left school.
What will you do for him now?
a. Human Ig only
b. Human Ig and TT
c. Full course of tetanus vaccine only
d. Human Ig and full course of tetanus vaccine

e. Antibiotic
Ans. The key is B. Human Ig and TT. It is a wrong key!! According to UK greenbook correct key is A.
Human Ig only.