Multiple choice

Fill in the blank (ix).

  1. scan

  2. see

  3. spy

  4. detect
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Here, see is the correct option as it implies to perceive with the eyes. Scan implies look at all parts of something carefully in order to detect some feature, spy implies to observe someone furtively and detect implies to discover or identify the presence or existence of something.

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