The answer that would convey yearning would be longing. It wouldn't be melancholy pretty much means sad.
Longing ex: She was longing for one of her grandmother's hugs.
Answer:
I. Poor = pour
II. Than = then.
Explanation:
The two words that were used wrongly in the statement are "poor" and "than."
Poor is a word used to describe the state of having little or no more money in one's possession. For example, I do not want to be poor in life.
Than is a word used in English language to compare two things. For example, John is bigger than Paul in size.
Hence, the most appropriate words to use so they sentence is logical and reasonable are "pour" and "then" respectively. The statement then becomes;
<em>Pour the milk into the bowl with the eggs and then whisk the mixture for several minutes. </em>
Answer: B
Explanation: They keep the ecosystem clean of the dead insect carcasses ad aid in the destruction and decomposition of plant and animal matter.