Which of the following was most surprised by Jacob Riis's descriptions of living conditions in New York City tenements in 1890?

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

2. which is the last step in the scientific method?

Which animal is a producer in this ecosystem