The sentence is: The manager appreciated her because she always completes her tasks with great ___.
To determine the correct word to fill in the blank, let's consider the meaning and context of each option:
- Delay: This means a lateness or postponement in timing. It usually holds a negative connotation regarding task completion.
- Reluctance: This indicates unwillingness or hesitation, which is not likely to be appreciated by a manager.
- Efficiency: This refers to completing tasks in a timely and effective manner, often positively recognized by employers.
- Confusion: This means a lack of understanding or clarity, which would not typically lead to appreciation.
Considering these meanings, the word efficiency fits best in the context of earning appreciation for task completion. Therefore, the sentence becomes:
The manager appreciated her because she always completes her tasks with great efficiency.