Answer:
The answer would be b because the word "monstrous" has more of a negative connotation than the word "unpleasant".
The question could actually mean something completely different to the way I’ve interpreted it and i might be wrong but anyway...
Answer: 18
Explanation: From what you’ve said , each operating theatre needs 2 doctors and 4 nurses so that’s 6 medical staff per theatre. If there’s 3 of them, multiply 6 by 3 to get the total staff: 18