Answer:
i think b im not sure
Step-by-step explanation:
Answer:
The independent variable is the depth of the submarine
Step-by-step explanation:
Hope this helps
<h2>
Hello!</h2>
The answer is: 
<h2>
Why?</h2>
Since we don't have the function equation, but we have the graphic, we can use it to know what value of x makes the function equal to 0.
Finding what values of x does
means that we should find where the function intercepts the x-axis.
From the graphic, we can see that the functions intercepts the x-axis at 
Have a nice day!
I think the answer is A) 2.
I apologize if this is incorrect