
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: An author's message.
Explanation: A theme is something that an author tries to convey to the reader. Hope this helps :)
Answer:
liberty and justice for all
Explanation:
Explanation:
When Richard Kennedy reads the Dr Ferguson Samuel's plan, he doesn’t feel pleased at all. He thought that the journey was quite adventurous. To add to his rage, he also came to know that the The doctor had remained nearly two years without hinting at new explorations and yet he wants to go for the adventure. However despite the disagreement between Richard Kennedy and Dr Ferguson Samuel, both supported each other also
The figurative language used in this sentence is a metaphor because in this sentence it is saying what something is without using like or as.