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Q:
A) listening to a cricket chirp at night and counting the number of chirps per minute | B) determining the seal population of an island by counting seals in 10 square meters of the island |
C) identifying which bird was present by the tracks that it leaves in the sand at a beach | D) reading numbers on a heat sensor to conclude that there is a deer in the night woods |
Answer: A) listening to a cricket chirp at night and counting the number of chirps per minute
Explanation:
Explanation: