It is "B. Cleaning a countertop with a sponge and
<span> rinsing it out to reuse" that represents and example of conservation. Re-using items is better than throwing them away if possible. </span>
Here is the answer of the given question above. Active transport endocytosis and exocytosis are similar in a way that both require energy to function. Active transport, endocytosis and exocytosis are different in a way that active transport uses protein, whereas, exocytosis and endocytosis use vesicles. Hope this answer helps.
Answer:
Between crust and core hot material rises and cold material sinks.
Explanation: