<span>d. Nonverbal communication.
Gestures and facial expressions do not have an oral sound aspect to them. One can observe a speaker feeling uncomfortable or even lying in some instances due to their body language that they present while speaking. This is nonverbal communication and it can reveal aspects about people without the speaker having blatantly explained their behavior.</span>
If Ken does not account for variables such as age that could also influence one's ability to recall these events, age could be considered a "confounding variable".
A confounding variable is an outside impact that progressions the impact of a dependent and independent variable. This incidental impact is utilized to impact the result of a experimental plan. Basically, a confounding variable is an additional variable went into the condition that was not represented. confounding variables can demolish an examination and deliver futile outcomes. They propose that there are connections when there truly are definitely not.
Answer:
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