The correct answer is Option (1) →

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The mirror is placed on the right side, so we take a left–right reflection.
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In a vertical mirror image:
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The direction of the arrow reverses horizontally.
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The crossing lines remain crossing, but their slopes swap left–right.
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In the original figure, the arrow points upward to the right.
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Its mirror image must therefore point upward to the left.
Only Option 1 shows:
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