An English teacher selects "The History of Light and the Birth of Quantum Physics" for an advanced class. Before reading, students formulate hypotheses about the expression wave-particle duality. During the reading process, they identify the evidence associated with different theories and organize the main developments in a timeline. In the following stage, pairs discuss which experiment represents the most significant turning point in the text and support their positions with textual information. Finally, each student writes a synthesis comparing two models of light. Considering the development of language skills in the described sequence, the activity is characterized by: