Read the following excerpt from a newspaper, ignoring the ga...

Read the following excerpt from a newspaper, ignoring the gaps numbered (1-5). After that, choose the CORRECT alternative.
Published in 1981, Todd Strasser’s The Wave recounts a true incident that took place in a history class at a Palo Alto, California, high school in 1969. The teacher of the class, Ron Jones, (1)__________ is fictionally renamed Ben Ross in the book, actually formulated the experiment described in the narrative in an effort to help his students understand how the Holocaust could have happened without the mass condemnation of the German people. What begins as a simple class project quickly takes on a life of its own, (2) __________, as students conform mindlessly to the experimental system, and others are pressured ruthlessly to join in. Group dynamics and peer influence bordering on coercion create a sinister atmosphere of fear and mistrust, The Wave spontaneously takes on the characteristics of a cult. The event disrupts an entire school (3) __________ raises a plethora of dark questions concerning responsibility, freedom, and group dynamics. Ron Jones calls it “one of the most frightening events ever experienced in the classroom.” As a novelization of a teleplay by Johnny Dawkins, based on a short story by Ron Jones, Strasser’s book (4) __________ not have attracted an abundance of criticism as a literary entity in itself, (5) __________ The Wave clearly holds an important place in the canon of young adult literature. (…) Available at: <http://www.enotes.com/topics/the-wave/critical-essays>. Accessed on: 20 set. 2016
Choose the CORRECT alternative..