Human Reaction Time Is Usually About 0

Multiple Choice

Human reaction time is usually about 0.24 s.If your lab partner holds a ruler between your finger and thumb and releases it without warning,how far can you expect the ruler to fall before you catch it? The nearest value is:
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A) 56 cm.
B) 118 cm.
C) 2.8 cm.
D) 235 cm.
E) ​28 cm.