Question

Identify if there is an error in any of the underlined parts. If there isn't any error, choose option D:
(a) The operation of this machine (b) is different (c) to that of the other.

• A. (a)
• B. (b)
• C. (c)
• D. No error

Answer 1

The correct option is D No error

Here, the given sentence is free of grammatical errors and has a sound sentence construction with clear meaning: the manner in which one machine is operated is different to that of another. So, D is the best answer here.