Answer:
Applied behaviour analysis relies on experimentation to assess the efficacy of interventions. ... The logical configuring of conditions that allow changes in a dependent variable to be attributed to the actions of an independent variable is termed the experimental design.
Explanation:
The first aids of 1917 is different from the ads of 2007 because They use different types of media.
<h3>What are ads?</h3>
An advertisement is also called as ad. It is defined as a public service announcement that promotes any product, business, or service to yield attention, booking, and sales.
Advertisements appear in a variety of data format. That formats are ranging from text to synergistic video, and have developed into an all-important component of the app store.
The first aids of was stated in the year 1917 and that is different from the advertising of 2007, this is because that They use different types of media.
Therefore, option C is correct.
Learn more about the ads, refer to:
brainly.com/question/14508355
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Answer: D. Online survey
Explanation: Interview survey is time consuming and John does not have the luxury of time. Phone survey is fast but needs money and John is cash trapped. Longitudinal survey requires that a long time is spent on the survey and it is expensive. John does not have both the time and money. Mail survey is cheap but needs time to get in the answers and John does not have much time. The best option for John is online survey because online survey are less time consuming, cheaper, and results gotten faster.
