1. To enable an entire class to comfortably view an image directly from a computer screen, you could use an overhead projector and a(n)


A. LCD panel.
B. opaque projector.
C. document camera.
D. videocassette recorder.

To determine the correct answer, let's first understand the given situation. The goal is to enable an entire class to comfortably view an image directly from a computer screen.

Next, let's examine the options provided:

A. LCD panel: An LCD panel is a display device that can show images or video. However, it is typically designed for viewing at close range and may not be suitable for an entire class to view comfortably.

B. Opaque projector: An opaque projector is a device used to enlarge and display printed materials, such as transparencies or printed pages on a screen or wall. It is not designed to directly connect to a computer screen.

C. Document camera: A document camera, also known as a visual presenter or visualizer, is a device that can capture and display real-time images of physical objects, documents, or transparencies. It can be connected to a computer to display images from a computer screen. This option seems to be a suitable choice for the given situation.

D. Videocassette recorder: A videocassette recorder (VCR) is a device used to play back video content stored on videocassettes. It is not directly related to displaying images from a computer screen.

Based on the explanation above, the correct answer is C. document camera, as it is specifically designed to capture and display images from a computer screen, making it suitable for enabling an entire class to view the image comfortably.