Look at the blank with the number 15 in the passage. Which of these answers correctly completes the sentence? A
are
B)
15
was
D)
were

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