First , he should question waitress about it
And if the additional 10$ were given by mistake , then he probably should return them (which makes a good act of him ) and take the access amount which is 2$.
Answer:
B:Folk religions are based on traditions.
C:The major religions are Christianity and Islam.
E:Christianity is primarily practiced in the northern region of Africa.
Explanation:
When conducting primary research and comparing various survey methods, the least expensive method is the Online survey. This is further explained below.
<h3>What is
an Online survey?</h3>
Generally, You may gather feedback from your target audience by having them fill out a form on a website in the form of an online survey. It is possible to conduct short or lengthy surveys online.
In conclusion, When comparing the costs of different survey methodologies for primary research, the online survey consistently comes out on top.
Read more about the Online survey
brainly.com/question/13806485
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