It should be noted that the use of qualitative and quantitative approach to collecting data is known as Triangulation.
<h3>What is triangulation?</h3>
Triangulation simply means the method that is used by researchers to increase the validity and credibility of research findings.
Triangulation is when a researcher uses a qualitative and quantitative approach to collecting data. This is important to make the work credible.
Learn more about triangulation on:
brainly.com/question/1558502
Answer: (C) The placebo effect
Explanation:
The placebo effect is one of the type of treatment that is specifically designed for control all the therapeutic values and this effect is basically works on the various types of symptoms that is generated by our brain.
It includes the various types of procedures, inert injections and the tablets. The researcher utilized various types of placebo effect controlling system so that they can easily assess our memory.
According to the given question, the given situation is due to the placebo effect as they can easily determine the quantity of caffeine in the memory.
Therefore, Option (C) is correct.
<span>What Union tactic caused the most damage to the South's economy during the ... on US History, including the political & military aspects of the US Civil War.</span><span>
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They must be over 30 years old, must live in the state they want to represent, and must be a us citizen for 9 years