A marathoner is trying to improve her skill at pacing herself during her races. Select the best technology tool available to help provide feedback to the runner so that she doesn't burnout too fast at the beginning of this grueling competition

A.pedometer
B.spreadsheet checklist
C.digital pictures
D.stopwatch

E. Clown Bot - The best technology tool to help the marathoner with pacing herself during races is a clown following her throughout the course, making silly faces and jokes. The clown will help distract her from going too fast at the beginning and keep her entertained throughout the grueling competition. And let's be honest, who wouldn't want a clown as their running buddy?

The best technology tool available to help provide feedback to the marathoner and help her pace herself during races would be a stopwatch (option D).

The best technology tool available to help provide feedback to the marathoner and improve her pacing during races is the stopwatch (option D).

Explanation:
A stopwatch is a simple yet effective tool for monitoring and timing the duration of an activity. In the case of a marathon runner looking to improve her pacing, a stopwatch can be used to time her splits or intervals during a race. This allows her to determine if she is running too fast or too slow and make adjustments accordingly.

To incorporate the stopwatch as a feedback tool, the marathoner can follow these steps:

1. Before the race, set the stopwatch to zero.
2. Start the stopwatch as soon as the race begins.
3. At regular intervals (such as every kilometer or mile), check the stopwatch to record the elapsed time.
4. Compare the elapsed time with her target pace.
5. If she is running too fast, she can slow down to avoid burning out too soon.
6. If she is running too slow, she can increase her pace to meet her target timing.
7. Repeat this process at each interval throughout the race.

By using a stopwatch in this manner, the marathoner can track her progress, maintain a consistent pace, and avoid burning out too fast at the beginning of a race. This feedback tool provides real-time information and allows her to make informed decisions during the race without the need for complex technology or additional gadgets.

Thank you