
If two similar waves are traveling in the same medium, then they have same wave velocity. so we can infer that

Now, as per the formula ~ we know that :

Now, we can write it as :

And it's also given that frequency of wave A is 3 times that of frequency of wave B.
So, let's add the relation to our equation ~



So, choice C is correct ~
Answer:
I think the answer is man vs animal.
Explanation:
D) we couldnt hardly see anything is a double negative
Answer:
Email A Is Not Appropriate Because The Email Dosent Sound Professional At All Or Respectful At All
Explanation:
This is the revised Email Appropriate For Workplace
Is it possible that I will be receiving the training manual this morning because I will be needing it for my next shift.
inappropriate--workplace email uses include messages linked to social networking sites or emails involving an employee's sideline business.
Hope this Helps you!!