Repeat the investigation. Write a report of the results. Make a table for recording data. Make daily observations of the light bulbs.
A class plans an investigation to see which brand of light bulb lasts the longest. Which of these steps should come first?

Options:
- Repeat the investigation.
- Write a report of the results.
- Make a table for recording data.
- Make daily observations of the light bulbs.

Make a table for recording data.