The opportunity cost of an item is what you give up to get that item.
<span>An intense, idea-generating session analyzing data gathered by observing people. It is <u>false</u> that this is the definition of observation. As a matter of fact, this is the definition of brainstorming.</span>
Letter A is the correct answer.
Observational learning is the ability to learn by witnessing the behavior, emotions and attitudes of other people. This method of learning comes from Albert Bandura's social learning theory and it suggests that there are four conditions necessary for observing and modeling behavior, such as: attention, retention, reproduction, and motivation.