1
The positions of objects in the sky can be estimated using our hands and fingers.

What are the sizes of the angles estimated by the hands and fingers above?
| P | Q | |
| A | 5° | 20° |
| B | 10° | 20° |
| C | 10° | 25° |
| D | 15° | 25° |
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A
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B
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C
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D