A new episode of Charlie's favorite TV series will be aired 25 minutes after Charlie gets home from school. Which method should Charlie use to most accurately determine when 25 minutes have passed?

Charlie should count the minutes in his head after he gets home from school.

Charlies should look at a clock that shows hours and minutes only.

Charlie should use an hourglass and flip it over every time the sand runs out.

Charlie should use a stopwatch with minutes and seconds.