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1 vote
Which of the following methods of timekeeping is the least precise?

A. Using a stopwatch
B. Using a wrist watch
C. Counting your heartbeats
O D. Using a calendar

User Laporsha
by
8.5k points

1 Answer

1 vote
it’s c counting your heartbeats
User Syed Mauze Rehan
by
7.9k points
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