Final answer:
Colonel Potter dresses as Santa in the 'Death Takes a Holiday' episode of the sitcom MAS*H.
Step-by-step explanation:
The correct answer is A) MAS*H.
In the sitcom MAS*H, Colonel Potter dresses as Santa in the episode titled 'Death Takes a Holiday'. In this episode, Colonel Potter decides to dress up as Santa to lift the spirits of the soldiers during the holiday season.