<h2>A) The further the yardstick falls, the slower the reaction time.</h2><h2 /><h3>Explanation:</h3><h3 />
A yardstick is a straightedge practiced to actually measure distances of up to one yard high. Yardsticks are flat planks with indicating at regular periods. In the metric system, a related device measuring up to one meter is named a meter-stick.