Advanced English Primary 4 Vocabulary

The hikers were warned to be ______ as the mountain trail was very slippery after the storm.

A careless
B reckless
C vigilant
D indifferent
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Worked Solution

Step 1: Identify the context clues. The trail is 'very slippery' and hikers were 'warned'. Step 2: Determine the required behavior. Hikers need to be careful and watchful. Step 3: 'Vigilant' means keeping careful watch for possible danger. Answer: vigilant

Correct answer: vigilant

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