Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.
--------
Question: Fact: Hot vapor makes the haze denser. 
Question: When does haze get denser?

Answer: When the water is hot.


Question: Fact: Creating paper can lead to deforestation. 
Question: What can cause deforestation?

Answer: Creating paper.


Question: Fact: plant reproduction requires something done by wasps. 
Question: Plant reproduction requires something done by what?

Answer:
Wasps.