Answer:it’s the Truman Doctrine
Explanation:
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.
Random assignment will be useful in he research by Professor Menendez to ensure that each participant has equal chance.
<h3>What is a random assignment?</h3>
A random assignment simply means the use of chance procedure to ensure that everyone has an equal chance of being selected.
Placebo condition is any treatment which has no active properties. It's when people experience a benefit after the administration of an inactive treatment.
Learn more about research on:
brainly.com/question/968894
#SPJ1
