Final answer:
Alfred Hitchcock is discussing the psychology of suspense in this essay, focusing on building tension and creating anticipation using various visual and auditory techniques.
Step-by-step explanation:
Based on the first 5 paragraphs, Alfred Hitchcock is discussing the psychology of suspense in this essay.
Hitchcock mentions how the audience's reaction to a suspenseful scene is based on the information they have and how they are kept in the dark about certain details. He talks about the importance of building tension and creating a sense of anticipation to keep the audience engaged and on the edge of their seats.
Furthermore, Hitchcock provides examples of how suspense can be achieved through visual techniques, such as camera angles and lighting, as well as the use of sound and music to heighten the emotional impact of a scene.