The answer to your question is capacitor :)
Answer:
I believe the answer to be B.
Explanation:
Without food, the whales would die.
Let's use the mirror equation to solve the problem:

where f is the focal length of the mirror,

the distance of the object from the mirror, and

the distance of the image from the mirror.
For a concave mirror, for the sign convention f is considered to be positive. So we can solve the equation for

by using the numbers given in the text of the problem:



Where the negative sign means that the image is virtual, so it is located behind the mirror, at 8.6 cm from the center of the mirror.
Answer:
it's all around you and it can't be destroyed
D garden salad : )
A heterogenous mixture can be easily taken apart visually/physically