Each of the following sentences in this section has a blank space, followed by four options. Select the most appropriate option to fill in the blank and mark your response on the Answer Sheet accordingly. The intricate operation on the patient required the expertise of a/an __________ surgeon.

Step-by-step solution

The blank requires a word to describe the specific type of training or skill the surgeon must possess for an intricate operation. The word specialised functions as an adjective meaning designed or trained for a particular purpose, area of knowledge, or skill. In medical contexts, a specialised surgeon refers to one who has acquired highly specific expertise and advanced training beyond general surgery. Therefore, specialised is the most appropriate word to fill the blank.. Answer: specialised