The six Kingdoms : Plants, Animals, Protists, Fungi, Archaebacteria, and Eubacteria.
I hope this Helps!
Answer:
lactic acid from anaerobic respiration
Explanation:
To calculate this we will use the light equation:

λ

We have Frequency

.
We know that speed of light in vacuum is

.
Since a unit of speed of light is m/s, we can change the unit of frequency Hz to 1/s, since Hz means cycles per second (f=1/T).
So:

<span>

</span>
<span>

λ

</span>⇒ λ

⇒ λ

⇒ <span>λ</span>
Exoskeleton!!!! Tell me if it helps!!!
The answer is C because the independent variable is what you change in the experiment and you are changing the concentration of sugar