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3. Sam ran a 2000-meter race. He started at 9:00 AM and finished at 9:05 AM. He
started out fast but slowed down toward the end. Calculate Sam's average speed
during the race.

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d