Understanding the Test Question Difficulty

The sentence requires a pair of words that logically describe a characteristic of test questions and how an increase in time affects that characteristic.

Analyzing Word Pair Suitability

The first blank refers to a "high level of ______ of the questions". This suggests a quality or characteristic of the questions themselves. The second blank describes how this quality is affected by "an increase in the period of time allotted".

• Option 1: difficulty, compensated
  A high level of difficulty in questions can logically be compensated by giving more time. This fits the context well.
• Option 2: exactitude, magnified
  High exactitude (precision) doesn't typically get magnified by more time; it's usually about accuracy, not scale.
• Option 3: aptitude, decreased
  Aptitude refers to a person's skill, not a question's quality. If anything, more time might allow for higher aptitude demonstration, not a decrease.
• Option 4: attitude, mitigated
  Attitude is irrelevant to question characteristics. While time might mitigate some issues, it doesn't fit logically with 'attitude'.

Selecting the Appropriate Pair

The pair 'difficulty, compensated' provides the most coherent and logical completion for the sentence. The increased time effectively counterbalances the high difficulty level of the test questions.

Therefore, the most appropriate choice is:

difficulty, compensated