Question: An arrow is aimed horizontally, directly at the center of a target 20 m away. The arrow hits 0.050 m below the center of the target. Neglecting air resistance, what was the initial speed of the arrow?
A: 20 m/s
B: 40 m/s
C: 100 m/s
D: 200 m/s
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option. Do not include the following keywords: air, option, arrow, a
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