Answer:
personal front
Explanation:
Personal fronts are basic rules and regulation to be practiced by an individual in the workplace. Different personal fronts are required for performing a specific or a particular duty.
Personal front for a particular work consists of equipment or items required in order to act or perform the task. The personal front are divided into manners and appearances.
So when a waitress was hired at La Maison de la Casa House, she was instructed to always wear black pants with a white shirt, to never carry a notepad and to always address customers as "Sir" or "Madam."
These are considered as the personal front of the waitress.
Thus the answer is "personal front".
Answer: <span>Even if it's not listed, its still a right
Happy to help! :)</span>
The threat to validity that is likely to occur in the scenario above is Selection Bias.
<h3>What is Selection Bias?</h3>
This occurs when a researcher has control and intentionally chooses those who are going to be researched, observed, or studied. To eliminate this bias, the scientist must ensure that the sample population is selected very randomly.
Other threats to validity are:
- History
- Maturation
- Attrition
- Social Interaction
- Instrumentation
- Testing
- Regression to the mean, etc.
Please see the link below for more about Threat to Validity:
brainly.com/question/4168290
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