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Answer: Option  C Explanation:The upper part of the figure gets vertically inverted. ```

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Answer: Option  B Explanation:The upper element rotates through 1800 and its head gets inverted. The lower element gets vertically inverted. ```

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Answer: Option  C Explanation:The upper element moves to the lower position; changes its size (reduces in size if initially larger and enlarges
if initially smaller); gets laterally inverted and its circular part changes colour (becomes black if initially white
and vice-versa). The lower element moves to the upper position; changes its size (reduces in size if initially
larger and enlarges if initially smaller); rotates through 1800 and its circular part changes colour (becomes black
if initially white and vice-versa). ```

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Answer: Option  A Explanation:The upper element is converted to an element similar to the lower elements and
each one of the lower elements is converted to an element similar to the upper element. ```

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Answer: Option  D Explanation:The two partially shaded circles rotate through 1800. ```

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