What are asking I am confused
The answer is "experiment or experimental research".
Experimental research refers to the kind of quantitative research that deliberately controls at least one factors to figure out which factors casually affect different factors. Now many firms and companies are actively using this type of quantitative research on Facebook.
Answer:
Gross profit will be $4
Explanation:
We have given that merchant purchased a jacket for $60
So purchased price = $60
Let the markup price is x
Now according to question selling price = x+60
Now it is given that marked up price is 25 % of the selling price
So 
X = 20
So selling price = 60+20 =80
Now there is discount of 20%
So price after discount = 
So gross profit = $64 -$60 = 4
Work related stress is a growing problem around the globe these days that only effects the health of the employee and have effects on productivity of the business as well.
work related stress includes fatigue, sleeplessness, depression, anxiety, problems with interpersonal relationships and discouragement at work.
A healthy diet and exercise is a must. she should list her assigned tasks in order of priority and schedule the most difficult tasks of each day for times when fresh, such as first thing in the morning. she should not take out stress on loved ones. Instead, she should tell them about her work problems and ask for their support and suggestions. And last but not the least she should seek professional counseling from the psychologist.
Answer: true
Explanation:
Economic efficiency implies an economic state in which every resource is optimally allocated to serve each individual in the best way while minimizing waste and inefficiency.
