5. How did students’ behavior change over the course of the exercise? A. “Superior” students stayed the same, while “inferior” students became shyer and less willing to speak in class.

B. “Superior” students became more confident and unfriendly, while “inferior” students became more yielding and distant.

C. All of the students became hostile and unfriendly toward each other, regardless of which group they belonged to.

D. All of the students accepted the exercise at first, but the “inferior” students refused to participate in the exercise on the second day.

Type the correct answer in the box. spell all words correctly. certain species of insects introduced accidentally in a forest are destroying all the douglas fir trees in that forest. the wood of these trees is extensively used for construction. in order to control the damage caused by these insects, the forestry department decided to introduce the moth caterpillar in the forest. these caterpillars are natural predators of the insects. which method did the forestry department implement to control the invasive species? the forestry department implemented a(n) control method.