Subject-Verb Agreement
In the blank space put the correct form of the infinitive verb that appears in square brackets at the end of the sentence.
example:
Only humans __ demonstrate ___ the range of innovative and flexible thinking necessary to solve complicated and unexpected operational problems. [to demonstrate] |
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The manner in which the terms command and control are used, as well as the circumstances of their usage, __________ with confusing complexity. [to vary] |
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6. varies
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