The number of years it will take you to have completed studied an organism that has a life cycle of 10 years, is 15 or more than that. This is because you cannot just easily derived to a conclusion without controlling the environmental aspects of the experiments.
Answer:
All of the above.
Explanation:
An audio-visual element is an electronic media that comprises of both sound (audio) and video (visual) used for teaching or a presentation.
The movement and audio-visual elements of these type of visual aid that capture audience attention are film, videotape, and multimedia.
Being that audio-visual possess both sound and visual components, they're able to foster and enhance deeper knowledge or understanding about a particular subject being played.
Multimedia such as films, videotape, mobile phones, computers, television etc are all audio-visual elements that has a robust graphical user interface and as such it focuses on improving on the cognitive abilities of it's audience or learner.
An audio-visual element basically captures the attention of the audience and keeps them glued, motivated and eager to learn more, as they can both see and hear the information being passed at the same time.
