Choose the correct sentence which is built from the words and phrases given:
Sea turtles / play / important roles / the ecosystems / the oceans / beaches//.
Sea turtles play importar.i roles for the ecosystems in the oceans and beaches.
Sea turtles play important roles in the ecosystems in the oceans and beaches.
Sea turtles play important roles of the ecosystems in the oceans and beaches.
Sea turtles play important roles with the ecosystems in the oceans and beaches.
Sea turtles play important roles in the ecosystems in the oceans and beaches.